ci: Remove unwanted test targets

Author: jcs090218

.github/workflows/test.yml

@@ -25,20 +25,6 @@ jobs:
           - 27.2
           - 28.2
           - 29.4
-        experimental: [false]
-        include:
-        - os: ubuntu-latest
-          emacs-version: snapshot
-          experimental: true
-        #- os: macos-latest
-        #  emacs-version: snapshot
-        #  experimental: true
-        #- os: windows-latest
-        #  emacs-version: snapshot
-        #  experimental: true
-        exclude:
-          - os: macos-latest
-            emacs-version: 27.2
 
     steps:
       - uses: actions/checkout@v4