DOCSP-22186-namespace-content-addition (#1024)

Co-authored-by: jason-price-mongodb <[email protected]>

Author: jason-price-mongodb

source/reference/explain-results.txt

@@ -171,8 +171,9 @@ the ``explain`` operation.
 
       .. data:: explain.queryPlanner.namespace
 
-         A string that specifies the namespace (i.e.,
-         ``<database>.<collection>``) against which the query is run.
+         A string that specifies the :term:`namespace` with the names of
+         the database and the collection accessed by the query. The
+         namespace has the format ``<database>.<collection>``.
 
       .. data:: explain.queryPlanner.indexFilterSet