build: update angular/dev-infra digest to a818bed (#26109)

(cherry picked from commit f21cf4a)

Author: angular-robot

.github/workflows/assistant-to-the-branch-manager.yml

@@ -16,6 +16,6 @@ jobs:
       - uses: actions/checkout@2541b1294d2704b0964813337f33b291d3f8596b # tag=v3.0.2
         with:
           persist-credentials: false
-      - uses: angular/dev-infra/github-actions/branch-manager@0c06b3d1a58ab12f4f9933efc78e33083d008d17
+      - uses: angular/dev-infra/github-actions/branch-manager@a818bed04b1cf671f9af4f61331b12250da39a49
         with:
           angular-robot-key: ${{ secrets.ANGULAR_ROBOT_PRIVATE_KEY }}