docs: add empty line

Author: kenjis

user_guide_src/source/database/events.rst

@@ -18,10 +18,13 @@ The Events
 DBQuery
 =======
 
-This event is triggered whenever a new query has been run, whether successful or not. The only parameter is
-a :doc:`Query </database/queries>` instance of the current query. You could use this to display all queries
-in STDOUT, or logging to a file, or even creating tools to do automatic query analysis to help you spot
-potentially missing indexes, slow queries, etc.
+This event is triggered whenever a new query has been run, whether successful or
+not. The only parameter is a :doc:`Query </database/queries>` instance of the
+current query.
+
+You could use this to display all queries in STDOUT, or logging to a file, or
+even creating tools to do automatic query analysis to help you spot potentially
+missing indexes, slow queries, etc.
 
 An example usage might be: