Update release notes template (#38865)

.eslintrc

@@ -146,7 +146,8 @@
         "frontend/lint/**/*",
         "*.stories.*",
         "e2e/**/*",
-        "**/tests/*"
+        "**/tests/*",
+        "release/**/*"
       ],
       "rules": {
         "no-unconditional-metabase-links-render": "off",

release/src/release-notes.ts

@@ -8,14 +8,6 @@ import {
 import type { ReleaseProps, Issue } from "./types";
 
 const releaseTemplate = `# NOTE: clean up 'Enhancements' and 'Bug fixes' sections and remove this line before publishing!
-**Enhancements**
-
-{{enhancements}}
-
-**Bug fixes**
-
-{{bug-fixes}}
-
 **Upgrading**
 
 You can download a .jar of the release, or get the latest on Docker. Make sure to back up your Metabase
@@ -31,6 +23,20 @@ SHA-256 checksum for the {{version}} JAR:
 \`\`\`
 {{checksum}}
 \`\`\`
+
+<details>
+<summary><h2>Changelog</h2></summary>
+
+**Enhancements**
+
+{{enhancements}}
+
+**Bug fixes**
+
+{{bug-fixes}}
+
+</details>
+
 `;
 
 const isBugIssue = (issue: Issue) =>