chore(deps): update all dependencies (#1051)

Author: renovate-bot

.github/workflows/integration-tests-against-emulator.yaml

@@ -19,7 +19,7 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v4
       - name: Setup Python
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           python-version: 3.8
       - name: Install nox

samples/samples/requirements-test.txt

@@ -1,4 +1,4 @@
 pytest==7.4.3
 pytest-dependency==0.5.1
 mock==5.1.0
-google-cloud-testutils==1.3.3
+google-cloud-testutils==1.4.0