[owners] Update OWNERS.

Bug: 382185999
Change-Id: I51e8e8058599cc2d219cf34d0b080a2ff9c8c29c
Reviewed-on: https://fuchsia-review.googlesource.com/c/third_party/glslang/+/1168166
Reviewed-by: Craig Stout <cstout@google.com>

OWNERS

diff --git a/OWNERS b/OWNERS
index d2a5192..0151420 100644
--- a/OWNERS
+++ b/OWNERS
@@ -1,3 +1,2 @@
-jjosh@google.com
-liyl@google.com
-
+include /src/graphics/OWNERS
+include /src/lib/vulkan/OWNERS