Update git submodules

* Update plugins/delete-project from branch 'master'
  to 22952fb115a9609217ad6616454412ada008f04a
  - Don't use Subject#named anymore
    
    Subject#named is being removed. As recommended, migrate from
    assertThat(foo).named("foo") to assertWithMessage("foo").that(foo).
    
    Change-Id: Ic4f7ad29215be09d0057e3742bbfda15f16d9b42
    
diff --git a/plugins/delete-project b/plugins/delete-project
index a4b777a..22952fb 160000
--- a/plugins/delete-project
+++ b/plugins/delete-project
@@ -1 +1 @@
-Subproject commit a4b777a173feb2cfaaad591e2fded37f15500e2b
+Subproject commit 22952fb115a9609217ad6616454412ada008f04a