chore(ci): improve version bump workflow

- Updated `bump_targets` format.
- Ensured proper JSON formatting.

Author: taj54

.github/workflows/version-bump.yml

@@ -31,6 +31,9 @@ jobs:
         with:
           release_type: ${{ inputs.release_type }}
           target_platform: 'custom'
-          bump_targets: '[{"path": "package.json", "variable": "version"}]'
+          bump_targets: |
+            [
+              { "path": "package.json", "variable": "version" }
+            ]
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}