ELI-338: Adds json properly using jq

Author: shweta-nhs

.github/workflows/dev_sandbox_publish_deploy.yaml

@@ -147,11 +147,12 @@ jobs:
         env:
           POSTMAN_API_KEY: ${{ secrets.POSTMAN_API_KEY }}
         run: |
+          jq -c '{collection: .}' specification/postman/collection.json > wrapped_collection.json
           curl -X PUT \
             https://api.getpostman.com/collections/44595835-573a42db-b7a5-4b69-9f62-696b6df3f12f \
             -H "X-Api-Key: $POSTMAN_API_KEY" \
             -H "Content-Type: application/json" \
-            -d "{\"collection\": $(cat specification/postman/collection.json)}
+            -d @wrapped_collection.json
 
   publish:
     needs: publish_postman