Refs #27164 -- Fixed typo in docs/topics/db/multi-db.txt

docs/topics/db/multi-db.txt

@@ -701,7 +701,7 @@ how you can split these models across databases:
 - ``auth`` models — ``User``, ``Group`` and ``Permission`` — are linked
   together and linked to ``ContentType``, so they must be stored in the same
   database as ``ContentType``.
-- ``admin`` depends on ``auth``, so their models must be in the same database
+- ``admin`` depends on ``auth``, so its models must be in the same database
   as ``auth``.
 - ``flatpages`` and ``redirects`` depend on ``sites``, so their models must be
   in the same database as ``sites``.