chore: label for monorepo-triage team (#30092)

.mergify.yml

@@ -7,6 +7,9 @@ pull_request_rules:
   - name: label changes from community
     conditions:
       - author≠@core-contributors
+      - author≠@monorepo-maintainers
+      - author≠@monorepo-write
+      - author≠@monorepo-triage
       - author≠mergify[bot]
       - author≠dependabot[bot]
       - author≠github-actions[bot]
@@ -14,9 +17,13 @@ pull_request_rules:
       label:
         add:
           - community
+          - need:merge-assist
   - name: request review for community changes
     conditions:
       - author≠@core-contributors
+      - author≠@monorepo-maintainers
+      - author≠@monorepo-write
+      - author≠@monorepo-triage
       - author≠mergify[bot]
       - author≠dependabot[bot]
       - author≠github-actions[bot]
@@ -31,6 +38,19 @@ pull_request_rules:
       request_reviews:
         teams:
           - "@solana-labs/community-pr-subscribers"
+  - name: label changes from monorepo-triage
+    conditions:
+      - author≠@core-contributors
+      - author≠mergify[bot]
+      - author≠dependabot[bot]
+      - author≠github-actions[bot]
+      - author≠@monorepo-maintainers
+      - author≠@monorepo-write
+      - author=@monorepo-triage
+    actions:
+      label:
+        add:
+          - need:merge-assist
   - name: automatic merge (squash) on CI success
     conditions:
       - and: