Adjust owners of libmath

Removing those who no longer work for Android.
Removing jiyong who never owned this.

Bug: N/A
Test: N/A
Change-Id: I22d3da9b850a3175ee7566716b9009590ec91d82
diff --git a/libs/math/OWNERS b/libs/math/OWNERS
index 6fb149a..72d33bc 100644
--- a/libs/math/OWNERS
+++ b/libs/math/OWNERS
@@ -1,6 +1,3 @@
-jaesoo@google.com
-jiyong@google.com
 mathias@google.com
-pawin@google.com
 randolphs@google.com
 romainguy@google.com