Add Harden Runner installation step to release workflow (#317)

Added step to install Harden Runner with security policy.

Author: cx-atish-jadhav

.github/workflows/release.yml

@@ -17,6 +17,11 @@ jobs:
       CLI_VERSION: ${{ steps.extract_cli_version.outputs.CLI_VERSION }}
 
     steps:
+      - name: Install Harden Runner
+        uses: checkmarx/harden-runner-action@9af89fc71515a100421586dfdb3dc9c984fbf411 #v2.19.4
+        with:
+          use-policy-store: true
+          api-key: ${{ secrets.STEP_SECURITY_API_KEY }}
       - name: Checkout
         uses: actions/checkout@8ade135a41bc03ea155e62e844d188df1ea18608 # v4.1.0
         # with: