Adjust owners for incremental NsdManager changes

Allow adding tests or adjusting them to increase coverage on behavior
that is implemented in NsdService.

Test: m
Change-Id: I1b0851bdd220caba68c47d5d50d86a543227817b

OWNERS_core_networking_xts

@@ -4,4 +4,6 @@ satk@google.com #{LAST_RESORT_SUGGESTION}
 # For cherry-picks of CLs that are already merged in aosp/master, or flaky test fixes.
 jchalard@google.com #{LAST_RESORT_SUGGESTION}
 maze@google.com #{LAST_RESORT_SUGGESTION}
+# In addition to cherry-picks and flaky test fixes, also for incremental changes on NsdManager tests
+# to increase coverage for existing behavior, and testing of bug fixes in NsdManager
 reminv@google.com #{LAST_RESORT_SUGGESTION}