chore(deps): automerge changes which pin dev dependencies

Change-Id: I9172ef55faf20ebe34a2a9740ba8d1f847b3a2e8
diff --git a/renovate.json b/renovate.json
index c567a05..40c95c8 100644
--- a/renovate.json
+++ b/renovate.json
@@ -7,7 +7,7 @@
       "description": "Automerge devDependencies updates",
       "matchDatasources": ["npm"],
       "matchDepTypes": ["devDependencies"],
-      "matchUpdateTypes": ["minor", "patch"],
+      "matchUpdateTypes": ["minor", "patch", "pin"],
       "matchCurrentVersion": "!/^0/",
       "automerge": true,
       "automergeType": "pr",