Add double quotes to env var

Author: Alvaro Muñoz

action.yml

@@ -29,14 +29,14 @@ runs:
       shell: bash
       if: inputs.workflow-models
       env:
-        DATA: ${{ inputs.workflow-models }}
+        MODELS: ${{ inputs.workflow-models }}
       run: |
         # Create QLPack directory
         mkdir workflow-extpack
         cd workflow-extpack
 
         # Store the extension pack file
-        echo $DATA > models.yml
+        echo "$MODELS" > models.yml
 
         # Create QLPack
         cat > qlpack.yml << 'EOF'