Merge pull request #247 from step-security/varunsh-coder-patch-1

Update README.md

Author: varunsh-coder

README.md

@@ -46,7 +46,7 @@ Read this [case study](https://infosecwriteups.com/detecting-malware-packages-in
 
    ```yaml
    steps:
-     - uses: step-security/harden-runner@18bf8ad2ca49c14cbb28b91346d626ccfb00c518 # v2.1.0
+     - uses: step-security/harden-runner@c8454efe5d0bdefd25384362fe217428ca277d57 # v2.2.0
        with:
          egress-policy: audit
    ```