feat: add env variable for package.json path in workflow

Author: IShix-g

.github/workflows/build-release_pull-request.yaml

@@ -9,6 +9,9 @@ permissions:
   actions: read
   contents: write
 
+env:
+  PACKAGE_JSON_PATH: './Packages/SimplePackage/package.json'
+
 jobs:
   extract-tag:
     if: ${{ github.event.pull_request.merged == true && github.event.pull_request.base.ref == github.event.repository.default_branch }}
@@ -39,6 +42,8 @@ jobs:
     needs: [extract-tag]
     if: ${{ needs.extract-tag.outputs.tag }}
     uses: IShix-g/Unity-GitHubActions/.github/workflows/reusable-update-packagejson.yaml@main
+    env:
+      PACKAGE_JSON_PATH: ${{ env.PACKAGE_JSON_PATH }}
     secrets:
       BOT_APP_ID: ${{ secrets.BOT_APP_ID }}
       BOT_PRIVATE_KEY: ${{ secrets.BOT_PRIVATE_KEY }}