Removed unnecessary semicolons in docs about performing raw SQL.

docs/topics/db/sql.txt

@@ -315,15 +315,15 @@ immutable and accessible by field names or indices, which might be useful::
 
 Here is an example of the difference between the three::
 
-    >>> cursor.execute("SELECT id, parent_id FROM test LIMIT 2");
+    >>> cursor.execute("SELECT id, parent_id FROM test LIMIT 2")
     >>> cursor.fetchall()
     ((54360982, None), (54360880, None))
 
-    >>> cursor.execute("SELECT id, parent_id FROM test LIMIT 2");
+    >>> cursor.execute("SELECT id, parent_id FROM test LIMIT 2")
     >>> dictfetchall(cursor)
     [{'parent_id': None, 'id': 54360982}, {'parent_id': None, 'id': 54360880}]
 
-    >>> cursor.execute("SELECT id, parent_id FROM test LIMIT 2");
+    >>> cursor.execute("SELECT id, parent_id FROM test LIMIT 2")
     >>> results = namedtuplefetchall(cursor)
     >>> results
     [Result(id=54360982, parent_id=None), Result(id=54360880, parent_id=None)]