ci: update required checks (#1294)

Author: parthea

packages/gapic-generator/.github/sync-repo-settings.yaml

@@ -18,11 +18,22 @@ branchProtectionRules:
     - 'showcase-mypy (_alternative_templates)'
     - 'showcase-unit (3.6)'
     - 'showcase-unit (3.7)'
-    - 'showcase-unit (3.7, _alternative_templates)'
     - 'showcase-unit (3.8)'
-    - 'showcase-unit (3.8, _alternative_templates)'
     - 'showcase-unit (3.9)'
+    - 'showcase-unit (3.10)'
+    - 'showcase-unit (3.7, _alternative_templates)'
+    - 'showcase-unit (3.8, _alternative_templates)'
     - 'showcase-unit (3.9, _alternative_templates)'
+    - 'showcase-unit (3.10, _alternative_templates)'
+    - 'showcase-unit (3.7, _alternative_templates_mixins)'
+    - 'showcase-unit (3.8, _alternative_templates_mixins)'
+    - 'showcase-unit (3.9, _alternative_templates_mixins)'
+    - 'showcase-unit (3.10, _alternative_templates_mixins)'
+    - 'showcase-unit (3.6, _mixins)'
+    - 'showcase-unit (3.7, _mixins)'
+    - 'showcase-unit (3.8, _mixins)'
+    - 'showcase-unit (3.9, _mixins)'
+    - 'showcase-unit (3.10, _mixins)'
     - 'showcase-unit-add-iam-methods'
     - 'integration'
     - 'goldens-lint'
@@ -32,13 +43,17 @@ branchProtectionRules:
     - 'unit (3.7)'
     - 'unit (3.8)'
     - 'unit (3.9)'
+    - 'unit (3.10)'
     - 'fragment (3.6)'
     - 'fragment (3.7)'
     - 'fragment (3.8)'
     - 'fragment (3.9)'
+    - 'fragment (3.10)'
     - 'fragment (3.7, _alternative_templates)'
     - 'fragment (3.8, _alternative_templates)'
     - 'fragment (3.9, _alternative_templates)'
+    - 'fragment (3.10, _alternative_templates)'
+    - 'OwlBot Post Processor'
   requiredApprovingReviewCount: 1
   requiresCodeOwnerReviews: true
   requiresStrictStatusChecks: true