Add chore prefix to Dependabot's commits and PRs.

wuychloe@amazon.com chloe1818 · wuychloe@amazon.com chloe1818 · commit 319493d8d1d4 · 2025-07-31T10:57:13.000-07:00
diff --git a/.github/dependabot.yml b/.github/dependabot.yml
@@ -5,4 +5,6 @@ updates:
   schedule:
     interval: weekly
     day: tuesday
-  open-pull-requests-limit: 10
+  open-pull-requests-limit: 10
+  commit-message:
+    prefix: "chore:"
