Fix pot-update breakage by doubling quotes

data/core/editor/help.cfg

@@ -327,7 +327,7 @@ If your add-on will only be used on 1.16 and later, there are new features to lo
 • maps/map_from_01.cfg
   ◦ this is the file created by the scenario editor
 • scenarios/01_Forest.cfg
-  ◦ inside the [scenario] element, use “map_file="map_from_01.cfg"” to load that file>>
+  ◦ inside the [scenario] element, use “map_file=""map_from_01.cfg""” to load that file>>
 [/topic]
 # wmllint: unbalanced-off
 # wmllint: markcheck on
@@ -388,7 +388,7 @@ These files can be used directly for multiplayer games, the number of players is
 These files can be used in a scenario’s .cfg file, with the scenario’s WML providing additional information such as teams, custom events, and complex side setups. The .cfg file loads the map file with either of:
 
 • map_file=maps/01_First_Map.map <italic>text='— supported since Wesnoth 1.14'</italic>
-• map_data="{maps/01_First_Map.map}" <italic>text='— a WML preprocessor include'</italic>
+• map_data=""{maps/01_First_Map.map}"" <italic>text='— a WML preprocessor include'</italic>
 
 The <italic>text='map_file'</italic> method is preferred over using a preprocessor include.>> + "