Fixup f0f7b7b - po lines should go above the line the refer to

The two tips above this one both have po lines that apply to 'source'
rather than 'text', but this one needs to apply to 'text'.

data/tips.cfg

@@ -273,8 +273,8 @@
     source= _ "<i>― Vank of Galun’s Flight, 6YW</i>"
 [/tip]
 [tip]
-    text= _ "Did you know that you can change the difficulty level during a campaign? Select the <i>Change difficulty</i> option at the bottom of the <i>Load Game</i> screen when loading start-of-scenario save files."
     # po: Translate "Change difficulty" and "Load Game" as in wesnoth-lib textdomain
+    text= _ "Did you know that you can change the difficulty level during a campaign? Select the <i>Change difficulty</i> option at the bottom of the <i>Load Game</i> screen when loading start-of-scenario save files."
     source= _ "<i>― The Wesnoth Tactical Guide</i>"
 [/tip]
 #ifdef __UNUSED__