Update test_pwn_vuln2.yml

Author: varunsh-coder

.github/workflows/test_pwn_vuln2.yml

@@ -6,11 +6,14 @@ jobs:
     name: Build and test
     runs-on: ubuntu-latest
     steps:
+    - name: Harden the runner (Audit all outbound calls)
+      uses: step-security/harden-runner@v2
+      with:
+        egress-policy: audit
+
     - uses: actions/checkout@v2
       with:
         ref: ${{ github.event.pull_request.head.sha }}
 
     - uses: actions/setup-node@v1
-    - run: |
-        npm install
-        npm build
+