ci(workflows): use environment files

- https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/
- https://docs.github.com/actions/using-workflows/workflow-commands-for-github-actions#environment-files

Signed-off-by: Lexus Drumgold <[email protected]>

.github/workflows/label-linked-issues.yml

@@ -39,7 +39,7 @@ jobs:
           ref: main
       - id: version
         name: Get project version
-        run: echo "::set-output name=result::$(jq .version package.json -r)"
+        run: echo "result=$(jq .version package.json -r)" >> $GITHUB_OUTPUT
       - id: query
         name: Query linked issues
         uses: octokit/[email protected]