Add OWNERS in prebuilts/abi-dumps/ndk

* Owners are selected from top CL approvals or owners.
  They will be suggested to review/approve future CLs.
* OWNERS files are recognized by the new find-owners plugin, see .md files in
  https://gerrit.googlesource.com/plugins/find-owners/+/master/src/main/resources/Documentation/

Test: build/make/tools/checkowners.py -c -v OWNERS
Change-Id: Icc2120089cd5d580c923e6eb300441b0f1038f4e
1 file changed
tree: 8e63e4cef4ef4994cb95fc03c43990a9e3fa6bf1
  1. OWNERS
  2. current/