build: configure dependabot updates (#20708)

josephperrott · mmalerba · commit ce49e2f2c15e · 2020-10-02T15:24:51.000-07:00
configure dependabot updates to use the expected commit message type/scope (cherry picked from commit 4152aec)
diff --git a/.dependabot/config.yml b/.dependabot/config.yml
@@ -0,0 +1,5 @@
+version: 1
+update_configs:
+  - package_manager: "javascript"
+    commit_message:
+      prefix: "build"
diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS
@@ -339,6 +339,7 @@
 /.github/**                                        @angular/dev-infra-components
 /.github/CODEOWNERS                                @angular/dev-infra-components @jelbourn
 /.github/ISSUE_TEMPLATE/**                         @andrewseguin @jelbourn
+/.dependabot/**                                    @angular/dev-infra-components
 /.vscode/**                                        @angular/dev-infra-components @mmalerba
 /.ng-dev/**                                        @angular/dev-infra-components
 /goldens/size-test.yml                             @jelbourn @mmalerba @crisbeto
