fix warning markup (for real this time)

docs/templating.rst

@@ -7,9 +7,7 @@ Improv includes some basic templating functionality. For the most part, this is
 used so that snippets can be nested, allowing one phrase to include the output
 from a different snippet.
 
-.. warning:: Improv's templating engine is very simple, and it doesn't do any sort
-of validation or checking. As a result, do not pass "dirty" user-submitted data
-into Improv; there is not guarantee that this is safe.
+.. warning:: Improv's templating engine is very simple, and it doesn't do any sort of validation or checking. As a result, do not pass "dirty" user-submitted data into Improv; there is not guarantee that this is safe.
 
 When Improv generates a phrase, that phrase gets run by the templating engine,
 from the start to the end of the phrase. It leaves everything alone other than