docs: convert alerts to use GitHub Flavored Markdown (GFM) (#16850)

followup to #16761 

thanks @lucasmelin !

+ thanks: @ethanndickson @Parkreiner @matifali @aqandrew 

- [x] update snippet
- [x] find/replace
- [x] spot-check


[preview](https://coder.com/docs/@16761-gfm-callouts/admin/templates/managing-templates/schedule)
(and others)

---------

Co-authored-by: EdwardAngert <17991901+EdwardAngert@users.noreply.github.com>
Co-authored-by: M Atif Ali <atif@coder.com>

docs/admin/monitoring/health-check.md

@@ -40,7 +40,7 @@ If there is an issue, you may see one of the following errors reported:
 [`url.Parse`](https://pkg.go.dev/net/url#Parse). Example:
 `https://dev.coder.com/`.
 
-> **Tip:** You can check this [here](https://go.dev/play/p/CabcJZyTwt9).
+You can use [the Go playground](https://go.dev/play/p/CabcJZyTwt9) for additional testing.
 
 ### EACS03
 
@@ -117,15 +117,12 @@ Coder's current activity and usage. It may be necessary to increase the
 resources allocated to Coder's database. Alternatively, you can raise the
 configured threshold to a higher value (this will not address the root cause).
 
-<blockquote class="admonition tip">
-
-You can enable
-[detailed database metrics](../../reference/cli/server.md#--prometheus-collect-db-metrics)
-in Coder's Prometheus endpoint. If you have
-[tracing enabled](../../reference/cli/server.md#--trace), these traces may also
-contain useful information regarding Coder's database activity.
-
-</blockquote>
+> [!TIP]
+> You can enable
+> [detailed database metrics](../../reference/cli/server.md#--prometheus-collect-db-metrics)
+> in Coder's Prometheus endpoint. If you have
+> [tracing enabled](../../reference/cli/server.md#--trace), these traces may also
+> contain useful information regarding Coder's database activity.
 
 ## DERP
 
@@ -150,12 +147,9 @@ This is not necessarily a fatal error, but a possible indication of a
 misconfigured reverse HTTP proxy. Additionally, while workspace users should
 still be able to reach their workspaces, connection performance may be degraded.
 
-<blockquote class="admonition note">
-
-**Note:** This may also be shown if you have
-[forced websocket connections for DERP](../../reference/cli/server.md#--derp-force-websockets).
-
-</blockquote>
+> [!NOTE]
+> This may also be shown if you have
+> [forced websocket connections for DERP](../../reference/cli/server.md#--derp-force-websockets).
 
 **Solution:** ensure that any proxies you use allow connection upgrade with the
 `Upgrade: derp` header.
@@ -305,13 +299,10 @@ that they are able to successfully connect to Coder. Otherwise, ensure
 [`--provisioner-daemons`](../../reference/cli/server.md#--provisioner-daemons)
 is set to a value greater than 0.
 
-<blockquote class="admonition note">
-
-**Note:** This may be a transient issue if you are currently in the process of
+> [!NOTE]
+> This may be a transient issue if you are currently in the process of
 updating your deployment.
 
-</blockquote>
-
 ### EPD02
 
 #### Provisioner Daemon Version Mismatch
@@ -324,13 +315,10 @@ of API incompatibility.
 **Solution:** Update the provisioner daemon to match the currently running
 version of Coder.
 
-<blockquote class="admonition note">
-
-**Note:** This may be a transient issue if you are currently in the process of
+> [!NOTE]
+> This may be a transient issue if you are currently in the process of
 updating your deployment.
 
-</blockquote>
-
 ### EPD03
 
 #### Provisioner Daemon API Version Mismatch
@@ -343,13 +331,10 @@ connect to Coder.
 **Solution:** Update the provisioner daemon to match the currently running
 version of Coder.
 
-<blockquote class="admonition note">
-
-**Note:** This may be a transient issue if you are currently in the process of
+> [!NOTE]
+> This may be a transient issue if you are currently in the process of
 updating your deployment.
 
-</blockquote>
-
 ### EUNKNOWN
 
 #### Unknown Error

docs/admin/monitoring/logs.md

@@ -43,7 +43,8 @@ Agent logs are also stored in the workspace filesystem by default:
   [azure-windows](https://github.com/coder/coder/blob/2cfadad023cb7f4f85710cff0b21ac46bdb5a845/examples/templates/azure-windows/Initialize.ps1.tftpl#L64))
   to see where logs are stored.
 
-> Note: Logs are truncated once they reach 5MB in size.
+> [!NOTE]
+> Logs are truncated once they reach 5MB in size.
 
 Startup script logs are also stored in the temporary directory of macOS and
 Linux workspaces.

docs/admin/monitoring/notifications/index.md

@@ -242,12 +242,9 @@ notification is indicated on the right hand side of this table.
 
 ## Delivery Preferences
 
-<blockquote class="info">
-
-Delivery preferences is an Enterprise and Premium feature.
-[Learn more](https://coder.com/pricing#compare-plans).
-
-</blockquote>
+> [!NOTE]
+> Delivery preferences is an Enterprise and Premium feature.
+> [Learn more](https://coder.com/pricing#compare-plans).
 
 Administrators can configure which delivery methods are used for each different
 [event type](#event-types).

docs/admin/monitoring/notifications/slack.md

@@ -181,12 +181,11 @@ To build the server to receive webhooks and interact with Slack:
 Slack requires the bot to acknowledge when a user clicks on a URL action button.
 This is handled by setting up interactivity.
 
-1. Under "Interactivity & Shortcuts" in your Slack app settings, set the Request
-   URL to match the public URL of your web server's endpoint.
+Under "Interactivity & Shortcuts" in your Slack app settings, set the Request
+URL to match the public URL of your web server's endpoint.
 
-> Notice: You can use any public endpoint that accepts and responds to POST
-> requests with HTTP 200. For temporary testing, you can set it to
-> `https://httpbin.org/status/200`.
+You can use any public endpoint that accepts and responds to POST requests with HTTP 200.
+For temporary testing, you can set it to `https://httpbin.org/status/200`.
 
 Once this is set, Slack will send interaction payloads to your server, which
 must respond appropriately.