Update ART owners in `build/make`.

Moved from aosp/3604470.

(cherry picked from https://android-review.googlesource.com/q/commit:8b200143832c9e1642f543dcec468f5bf7688fe3)

Flag: EXEMPT only changing OWNERS
Test: n/a
Merged-In: Iba91da9bfb251d3dde3ce36e247397a8750e19c6
Change-Id: Iba91da9bfb251d3dde3ce36e247397a8750e19c6