Split tests to reduce duration

.github/workflows/main.yml

@@ -38,5 +38,23 @@ jobs:
 
     - name: Test etcd-manager
       run: |
-        "${GITHUB_WORKSPACE}/bin/bazelisk" test //... --test_output=streamed
+        "${GITHUB_WORKSPACE}/bin/bazelisk" test --test_output=streamed -- //... -//test/integration/upgradedowngrade:all
+      working-directory: ./etcd-manager/
+
+  test-upgradedowngrade:
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v2
+
+    - name: Install bazelisk
+      run: |
+        curl -LO "https://github.com/bazelbuild/bazelisk/releases/download/v1.7.2/bazelisk-linux-amd64"
+        mkdir -p "${GITHUB_WORKSPACE}/bin/"
+        mv bazelisk-linux-amd64 "${GITHUB_WORKSPACE}/bin/bazelisk"
+        chmod +x "${GITHUB_WORKSPACE}/bin/bazelisk"
+
+    - name: Test etcd-manager
+      run: |
+        "${GITHUB_WORKSPACE}/bin/bazelisk" test --test_output=streamed -- //test/integration/upgradedowngrade:all
       working-directory: ./etcd-manager/