Chore workflows behavior

Author: wei18

.github/workflows/CI.yml

@@ -16,7 +16,7 @@ jobs:
       matrix:
         os:
           - ubuntu-latest
-          - macos-latest
+          # - macos-latest
         swift: ["5.9"]
     runs-on: ${{ matrix.os }}
     timeout-minutes: 30

.github/workflows/Dependabot.yml

@@ -11,7 +11,7 @@ permissions:
 
 jobs:
   Sync:
-    # if: github.actor == 'dependabot[bot]'
+    if: github.actor == 'dependabot[bot]'
     strategy:
       matrix:
         os: