Add mingaleev to OWNERS.

Test: n/a
Change-Id: If9818b60034b201d52927f0b8207229948ad4ce9
diff --git a/OWNERS b/OWNERS
index a02f994..bafe689 100644
--- a/OWNERS
+++ b/OWNERS
@@ -6,6 +6,7 @@
 # People who can approve changes for submission; don't send review emails to them
 # unless you know what you're doing.
 dauletz@google.com
+mingaleev@google.com
 nfuller@google.com
 nikitai@google.com
 paulduffin@google.com