Correct lack of quotes in instructions for adding data= lines

docs/source/openmw-mods/differences.rst

@@ -21,7 +21,7 @@ To install mods via this new feature:
 
 #.	Open ``openmw.cfg`` with your preffered text editor. It is located as described in https://wiki.openmw.org/index.php?title=Paths and *not* in your OpenMW root directory.
 #.	Find or search for ``data=``. This is located very near the bottom of the file.
-#.	Add a new line below this line and make a new entry of the format ``data=path/to/your/mod``
+#.	Add a new line below this line and make a new entry of the format ``data="path/to/your/mod"``
 #.	Make as many of these entries as you need for each mod folder you want to include.
 #.	Save ``openmw.cfg``