Update CI

Author: minad

.github/workflows/test.yml

@@ -7,17 +7,12 @@ jobs:
       fail-fast: false
       matrix:
         emacs-version:
-          - '25.1'
-          - '25.2'
-          - '25.3'
-          - '26.3'
-          - '27.1'
-          - '27.2'
           - '28.1'
           - '28.2'
           - '29.1'
           - '29.2'
           - '29.3'
+          - '29.4'
           - '30.1'
           - 'release-snapshot'
           - 'snapshot'