Merge pull request ceph#56774 from idryomov/wip-doc-releases-reef-latest

doc: reorder "releases" entries for reef to fix the diagram

Author: anthonyeleven

doc/releases/releases.yml

@@ -15,12 +15,13 @@ releases:
   reef:
     target_eol: 2025-08-01
     releases:
-      - version: 18.2.0
-        released: 2023-08-07
-      - version: 18.2.1
-        released: 2023-12-18
       - version: 18.2.2
         released: 2024-03-11
+      - version: 18.2.1
+        released: 2023-12-18
+      - version: 18.2.0
+        released: 2023-08-07
+
   quincy:
     target_eol: 2024-06-01
     releases: