health: AIDL add owners.

... for usage in other places.

Test: none
Bug: 177269435
Change-Id: I74ea2a497237d966db0c146868c61a1a667e8cca
diff --git a/health/aidl/OWNERS b/health/aidl/OWNERS
new file mode 100644
index 0000000..cd06415
--- /dev/null
+++ b/health/aidl/OWNERS
@@ -0,0 +1,2 @@
+# Bug component: 30545
+elsk@google.com