Add owners for cts/tests/apps

for Notification and StatusBar related tests.

Test: none
Change-Id: If2d0e0c1a38cb50ca1fcb111155381df69c0abbe
diff --git a/tests/app/OWNERS b/tests/app/OWNERS
index 3b15c95..7516b62 100644
--- a/tests/app/OWNERS
+++ b/tests/app/OWNERS
@@ -1,2 +1,4 @@
 # Bug component: 316234
 include platform/frameworks/base:/services/core/java/com/android/server/am/OWNERS
+juliacr@google.com
+beverlyt@google.com
\ No newline at end of file