[Fix][CI] Upgrade action job runner host version (#9185)

Author: Hisoka-X

Diff for: .github/workflows/notify_test_workflow.yml

@@ -30,7 +30,7 @@ on:
 jobs:
   notify:
     name: Notify test workflow
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     permissions:
       actions: read
       checks: write

Diff for: .github/workflows/update_build_status.yml

@@ -26,7 +26,7 @@ on:
 jobs:
   update:
     name: Update build status
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     permissions:
       actions: read
       checks: write