Sync .github/workflows directory with azure-sdk-tools repository (#9512)

Author: azure-sdk

.github/workflows/event-processor.yml

@@ -97,7 +97,7 @@ jobs:
           LABEL_SERVICE_API_KEY: ${{ env.LABEL_SERVICE_API_KEY }}
 
       - name: Archive github event data
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v6
         if: always()
         with:
           name: event

.github/workflows/post-apiview.yml

@@ -18,7 +18,7 @@ jobs:
       contains(github.event.check_run.name, 'Build Analyze') )
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           sparse-checkout: 'eng/common'
 

.github/workflows/scheduled-event-processor.yml

@@ -123,7 +123,7 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Archive github event data
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v6
         if: always()
         with:
           name: event