Add myself to build/make owners

To get faster turnaround in LON for things I know about.

Test: N/A
Change-Id: Iaebb841caa1179d88c52131fc3b69977d2bb52b9
diff --git a/OWNERS b/OWNERS
index 7bc9fe0..b8ef2d7 100644
--- a/OWNERS
+++ b/OWNERS
@@ -1,7 +1,11 @@
+# Core build team (MTV)
 ccross@android.com
 dwillemsen@google.com
 
 per-file * = ccross@android.com,dwillemsen@google.com
 
-# for version updates
+# To expedite LON reviews
+hansson@google.com
+
+# For version updates
 per-file version_defaults.mk = aseaton@google.com,elisapascual@google.com