ci: Updated security agent workflow to use large runners when available (#2271)

Author: bizob2828

.github/workflows/versioned-security-agent.yml

@@ -58,7 +58,7 @@ jobs:
       github.event_name == 'schedule' ||
       needs.should_run.outputs.sec_agent_did_change == 'true'
 
-    runs-on: {{ vars.NR_RUNNER || 'ubuntu-latest' }}
+    runs-on: ${{ vars.NR_RUNNER || 'ubuntu-latest' }}
 
     strategy:
       fail-fast: false
@@ -82,6 +82,7 @@ jobs:
       run: TEST_CHILD_TIMEOUT=600000 npm run versioned:security
       env:
         VERSIONED_MODE: --${{ inputs.mode || 'major' }}
-        JOBS: 4 # 2 per CPU seems to be the sweet spot in GHA (July 2022)
+        # Run more jobs when using larger runner, otherwise 2 per CPU seems to be the sweet spot in GHA default runners(July 2022)
+        JOBS: ${{ vars.NR_RUNNER && 16 || 4 }}
         SKIP_C8: true