Remove asapersson from webrtc/modules/utility/OWNERS.

BUG=

Review-Url: https://codereview.webrtc.org/1842893003
Cr-Commit-Position: refs/heads/master@{#12588}
diff --git a/webrtc/modules/utility/OWNERS b/webrtc/modules/utility/OWNERS
index 65cb70c..9456ae0 100644
--- a/webrtc/modules/utility/OWNERS
+++ b/webrtc/modules/utility/OWNERS
@@ -1,4 +1,3 @@
-asapersson@webrtc.org
 perkj@webrtc.org
 
 # These are for the common case of adding or renaming files. If you're doing