blast_repo fixes (dart-lang/test_process#57)

dependabot
diff --git a/pkgs/test_process/.github/dependabot.yml b/pkgs/test_process/.github/dependabot.yml
index c84404d..a19a66a 100644
--- a/pkgs/test_process/.github/dependabot.yml
+++ b/pkgs/test_process/.github/dependabot.yml
@@ -10,3 +10,7 @@
     interval: monthly
   labels:
     - autosubmit
+  groups:
+    github-actions:
+      patterns:
+        - "*"