Update dns.yml

Author: varunsh-coder

.github/workflows/dns.yml

@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Harden Runner
-        uses: step-security/harden-runner@v2
+        uses: step-security/harden-runner@int-sh
         with:
           egress-policy: audit