Merge pull request #260 from Chia-Network/ci-little-things

Small CI improvements

Author: TheLastCicada

.github/workflows/build-installers.yaml

@@ -34,6 +34,7 @@ jobs:
 
       - name: Change the package.json version if an RC tag
         if: startsWith(github.ref, 'refs/tags/') && contains( github.ref, '-rc')
+        shell: bash
         run: |
           echo "Github ref: $GITHUB_REF"
           IFS='/' read -r base directory tag <<< "$GITHUB_REF"