OWNERS: multiple fixes

- The email address for Thang is not the same as the one in Gerrit,
  fix this.

- Remove Phong Vo, who has never created a Gerrit or Discord account.
- Remove Quan Nguyen, who has never created a Gerrit or Discord account.

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: I6340d930bfb6b74831b49972f38a529ff4ca5fa5
diff --git a/OWNERS b/OWNERS
index 0f4a96a..b66279e 100644
--- a/OWNERS
+++ b/OWNERS
@@ -33,11 +33,9 @@
 
 owners:
 - chuong.tran@amperecomputing.com
-- thangqn@amperecomputing.com
+- thang@os.amperecomputing.com
 
 reviewers:
-- pvo@amperecomputing.com
-- qnguyen@amperecomputing.com
 
 matchers:
 
@@ -45,12 +43,6 @@
 - name: Chuong Tran
   email: chuong.tran@amperecomputing.com
   discord: chuongtranle
-- name: Phong Vo
-  email: pvo@amperecomputing.com
-  discord: NA
-- name: Quan Nguyen
-  email: qnguyen@amperecomputing.com
-  discord: NA
 - name: Thang Q Nguyen
-  email: thangqn@amperecomputing.com
+  email: thang@os.amperecomputing.com
   discord: thangqn