docs: release notes for v3.7.2-beta

docs/release-notes.md

@@ -50,3 +50,4 @@ Each body lives in `docs/releases/<tag>.md`. Publish with `tea releases create -
 | `v3.6.0-beta` | Roles and permissions |
 | `v3.7.0-beta` | Account self-service |
 | `v3.7.1-beta` | Author and role dialog fixes |
+| `v3.7.2-beta` | Role picker alignment fix |

docs/releases/v3.7.2-beta.md

@@ -0,0 +1,9 @@
+This release fixes the alignment of the role cards in the Change role dialog.
+
+## Improvements and fixes
+
+- The items in the role picker are now vertically centered.
+
+## Upgrading
+
+- Replace the binary, or pull the new image. No schema migration and no new environment variable.