Update git submodules

* Update plugins/delete-project from branch 'master'
  to 8fe544ac569efa357ee054257143d8e1d4aa6afd
  - Use base url for return url after deleting a repo
    
    Change-Id: I1d1a9b6a7744b8427297d57a7684d207436570cd
    
diff --git a/plugins/delete-project b/plugins/delete-project
index 3481845..8fe544a 160000
--- a/plugins/delete-project
+++ b/plugins/delete-project
@@ -1 +1 @@
-Subproject commit 3481845462f86959ff4ae4efb726e2bc3e494c3d
+Subproject commit 8fe544ac569efa357ee054257143d8e1d4aa6afd