ci: Remove macos and windows tests for now

Author: jcs090218

.github/workflows/test.yml

@@ -16,7 +16,11 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-latest, macos-latest, windows-latest]
+        os:
+          - ubuntu-latest
+          # TODO: Test other OSs!
+          #- macos-latest
+          #- windows-latest
         emacs-version:
           - 27.2
           - 28.2
@@ -26,12 +30,12 @@ jobs:
         - os: ubuntu-latest
           emacs-version: snapshot
           experimental: true
-        - os: macos-latest
-          emacs-version: snapshot
-          experimental: true
-        - os: windows-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