Bump step-security/harden-runner from 2.20.0 to 2.20.1 in the github-actions group (#92)

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/push_gem.yml

@@ -23,7 +23,7 @@ jobs:
 
     steps:
       - name: Harden Runner
-        uses: step-security/harden-runner@bf7454d06d71f1098171f2acdf0cd4708d7b5920  # v2.20.0
+        uses: step-security/harden-runner@b09bb98e06d4d774595224525879c09bc6e98c40  # v2.20.1
         with:
           egress-policy: audit