[contentsuggestions] update owners file

Bug: 306230950
Test: n/a
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:17b3d4d0d30212eaf1f038f9bb330fd04e37255a)
Merged-In: Ic0ffab3d0e673a65da0963b3726ea9e960c36da8
Change-Id: Ic0ffab3d0e673a65da0963b3726ea9e960c36da8
1 file changed