Remove fixed SELinux denial from bug_map.

The webview_zygote denial should now be fixed; removing it from the list
so that we see if this regresses or continues to fail.

Bug: 149481620
Fixes: 131636647
Test: check for avc denials from webview_zygote
Change-Id: I2265ff314d1fa7956aa8b443040199acccb23e88
1 file changed