Update sandbox_win owners to match sandbox/win.

BUG=None

Review URL: https://codereview.chromium.org/1876843003

Cr-Commit-Position: refs/heads/master@{#386484}
diff --git a/content/common/OWNERS b/content/common/OWNERS
index 8ded209..1b08541 100644
--- a/content/common/OWNERS
+++ b/content/common/OWNERS
@@ -3,10 +3,8 @@
 [email protected]
 
 # For security review of sandboxes
-per-file sandbox_win.cc=set noparent
-per-file [email protected]
-per-file [email protected]
-per-file [email protected]
+per-file sandbox_win.*=set noparent
+per-file sandbox_win.*=file://sandbox/win/OWNERS
 
 # Mac Sandbox.
 per-file sandbox_init_mac.*[email protected]