Merge pull request #196 from rsksmart/dependabot/github_actions/andstor/file-existence-action-3.1.0

Bump andstor/file-existence-action from 3.0.0 to 3.1.0

Author: marcos-iov

.github/workflows/publish-npm.yml

@@ -21,7 +21,7 @@ jobs:
 
       - name: "Check file existence"
         id: check_files
-        uses: andstor/file-existence-action@076e0072799f4942c8bc574a82233e1e4d13e9d6 # v3.0.0
+        uses: andstor/file-existence-action@558493d6c74bf472d87c84eab196434afc2fa029 # v3.1.0
         with:
           files: "package.json, README.md"