Updating owners of SystemUI

Bug: N/A
Change-Id: Iab923d09542447869d19b63326af2ec156900337
Test: ensure new owners work
diff --git a/packages/SystemUI/OWNERS b/packages/SystemUI/OWNERS
index f884270..835471d 100644
--- a/packages/SystemUI/OWNERS
+++ b/packages/SystemUI/OWNERS
@@ -9,6 +9,7 @@
 awickham@google.com
 beverlyt@google.com
 brockman@google.com
+ccassidy@google.com
 cinek@google.com
 cwren@google.com
 dupin@google.com
@@ -19,10 +20,10 @@
 hyunyoungs@google.com
 jaggies@google.com
 jamesoleary@google.com
+jdemeulenaere@google.com
 jeffdq@google.com
 jjaggi@google.com
 jonmiranda@google.com
-joshmcgrath@google.com
 joshtrask@google.com
 juliacr@google.com
 juliatuttle@google.com
@@ -37,7 +38,6 @@
 mpietal@google.com
 mrcasey@google.com
 mrenouf@google.com
-nbenbernou@google.com
 nesciosquid@google.com
 ogunwale@google.com
 peanutbutter@google.com
@@ -45,6 +45,7 @@
 pixel@google.com
 roosa@google.com
 santie@google.com
+shanh@google.com
 snoeberger@google.com
 sreyasr@google.com
 steell@google.com
@@ -59,6 +60,7 @@
 vadimt@google.com
 victortulias@google.com
 winsonc@google.com
+yurilin@google.com
 xuqiu@google.com
 zakcohen@google.com