Set shell: bash by default on all workflows

.github/workflows/__packaging-config-js.yml

@@ -34,6 +34,9 @@ on:
         description: The version of Go to install
         required: false
         default: '>=1.21.0'
+defaults:
+  run:
+    shell: bash
 jobs:
   packaging-config-js:
     strategy:
@@ -92,7 +95,6 @@ jobs:
           languages: javascript
           tools: ${{ steps.prepare-test.outputs.tools-url }}
       - name: Build code
-        shell: bash
         run: ./build.sh
       - uses: ./../action/analyze
         with:
@@ -108,7 +110,6 @@ jobs:
           queries-not-run: foo,bar
 
       - name: Assert Results
-        shell: bash
         run: |
           cd "$RUNNER_TEMP/results"
           # We should have 4 hits from these rules