ci: make separate systest job required for merge (#530)

tseaver · web-flow · commit 37295f1ac01d · 2021-08-19T05:06:16.000Z
Follow-on to PR #481.
diff --git a/packages/google-cloud-spanner/.github/sync-repo-settings.yaml b/packages/google-cloud-spanner/.github/sync-repo-settings.yaml
@@ -8,6 +8,7 @@ branchProtectionRules:
   requiresStrictStatusChecks: true
   requiredStatusCheckContexts:
     - 'Kokoro'
+    - 'Kokoro system-3.8'
     - 'cla/google'
     - 'Samples - Lint'
     - 'Samples - Python 3.6'
