ReST fix: missing backtick

Fixes a misrendering at http://docs.sqlalchemy.org/en/latest/dialects/mssql.html#nullability:
(cherry picked from commit e3abb63293be80379d20b4c3f0d1cd093459a9eb)

diff --git a/lib/sqlalchemy/dialects/mssql/base.py b/lib/sqlalchemy/dialects/mssql/base.py
index 544890eadde7bccc37d4b00e11e29d31adc65f2c..3b425a389c2ac20b5f3f0466ff684cd012b12eac 100644 (file)
--- a/lib/sqlalchemy/dialects/mssql/base.py
+++ b/lib/sqlalchemy/dialects/mssql/base.py
@@ -215,7 +215,7 @@ render::
     name VARCHAR(20)
 
 If ``nullable`` is ``True`` or ``False`` then the column will be
-``NULL` or ``NOT NULL`` respectively.
+``NULL`` or ``NOT NULL`` respectively.
 
 Date / Time Handling
 --------------------