chore: write v2.1.2 changelog (#9288)

docs/changelogs/README.md

@@ -12,8 +12,8 @@ Run this command to generate release notes:
 export CODER_IGNORE_MISSING_COMMIT_METADATA=1
 export BRANCH=main
 ./scripts/release/generate_release_notes.sh \
-  --old-version=v2.1.0 \
-  --new-version=v2.1.1 \
+  --old-version=v2.1.2 \
+  --new-version=v2.1.3 \
   --ref=$(git rev-parse --short "${ref:-origin/$BRANCH}") \
-  > ./docs/changelogs/v2.1.1.md
+  > ./docs/changelogs/v2.1.3.md
 ```

docs/changelogs/v2.1.2.md

@@ -0,0 +1,32 @@
+## Changelog
+
+### Features
+
+- Users page: Add descriptions for each auth method to the selection menu
+  (#9252) (@aslilac)
+
+### Bug fixes
+
+- Pull agent metadata even when rate is high (#9251) (@ammario)
+- Disable setup page once setup has been completed (#9198) (@aslilac)
+- Rewrite onlyDataResources (#9263) (@mtojek)
+- Prompt when parameter options are incompatible (#9247) (@mtojek)
+- Resolve deadlock when fetching everyone group for in-memory db (#9277)
+  (@kylecarbs)
+- Do not ask for immutables on update (#9266) (@mtojek)
+- Parallelize queries to improve template insights performance (#9275)
+  (@mafredri)
+- Fix init race and close flush (#9248) (@mafredri)
+
+Compare:
+[`v2.1.1...v2.1.2`](https://github.com/coder/coder/compare/v2.1.1...v2.1.2)
+
+## Container image
+
+- `docker pull ghcr.io/coder/coder:v2.1.2`
+
+## Install/upgrade
+
+Refer to our docs to [install](https://coder.com/docs/v2/latest/install) or
+[upgrade](https://coder.com/docs/v2/latest/admin/upgrade) Coder, or use a
+release asset below.