disable 27.2 in GithubActions

Author: none

.github/workflows/test.yml

@@ -17,7 +17,7 @@ jobs:
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
         emacs-version:
-          - 27.2
+          # - 27.2
           - 28.2
           - 29.1
         experimental: [false]