power/stats: update OWNERS

Add people who should be listed (including the primary owner) and
remove folks who are no longer involved.

BUG: 218899982
Change-Id: I0a479e528bd436668b8782ebc123e4fdb8b4e50b
diff --git a/power/stats/aidl/OWNERS b/power/stats/aidl/OWNERS
index b290b49..e0d66d7 100644
--- a/power/stats/aidl/OWNERS
+++ b/power/stats/aidl/OWNERS
@@ -1,3 +1,4 @@
-bsschwar@google.com
+darrenhsu@google.com
+joaodias@google.com
 krossmo@google.com
-tstrudel@google.com
+vincentwang@google.com