Fix deprecated GitHub Actions command

Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>

Author: alexeyr-ci

.github/workflows/examples.yml

@@ -61,7 +61,7 @@ jobs:
           path: vendor/bundle
           key: package-app-gem-cache-${{ hashFiles('react_on_rails.gemspec') }}-${{ hashFiles('Gemfile.development_dependencies') }}-${{ matrix.versions }}
       - id: get-sha
-        run: echo "::set-output name=sha::$(git rev-parse HEAD)"
+        run: echo "sha=$(git rev-parse HEAD)" >> $GITHUB_OUTPUT
       - name: Install Node modules with Yarn for renderer package
         run: |
           yarn install --no-progress --no-emoji