Fix: remove quotes around regex

Author: mbg

.github/workflows/update-proxy-release.yml

@@ -25,7 +25,7 @@ jobs:
         id: checks
         shell: bash
         run: |
-          if ! [[ $RELEASE_TAG =~ "^codeql-bundle-v[0-9]+\.[0-9]+\.[0-9]+$" ]]; then
+          if ! [[ $RELEASE_TAG =~ ^codeql-bundle-v[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
             echo "Invalid release tag: expected a CodeQL bundle tag in the 'codeql-bundle-vM.N.P' format."
             exit 1
           fi