Update target repository

Author: ayufan

.gitlab-ci.yml

@@ -5,7 +5,7 @@ stages:
 
 variables:
   GITHUB_USER: ayufan-rock64
-  GITHUB_REPO: chromium-overlay-rockpro64
+  GITHUB_REPO: chromiumos-build
 
   MANIFEST_BRANCH: release-R76-12239.B
   WORK_PATH: /data/chromiumos/$MANIFEST_BRANCH