fix: update workspace form fields when switching templates (#1761)

resolves #1716

.vscode/settings.json

@@ -60,6 +60,7 @@
     "TCGETS",
     "tcpip",
     "TCSETS",
+    "templateversions",
     "testid",
     "tfexec",
     "tfjson",

site/src/xServices/createWorkspace/createWorkspaceXService.ts

@@ -45,6 +45,12 @@ export const createWorkspaceMachine = createMachine(
       },
     },
     tsTypes: {} as import("./createWorkspaceXService.typegen").Typegen0,
+    on: {
+      SELECT_TEMPLATE: {
+        actions: ["assignSelectedTemplate"],
+        target: "gettingTemplateSchema",
+      },
+    },
     states: {
       gettingTemplates: {
         invoke: {