Removed trailing spaces in the most relevant files

Command used for the job:
egrep -rl ' $' --include *.c --include *.h --include  *.s --include  *.inc --include  *.txt *  | xargs sed -i 's/\s\+$//g'

Credits to Grant Murphy from Stack Overflow.

data/scripts/berry_blender.inc

@@ -641,7 +641,7 @@ BerryBlender_EventScript_DoLinkBerryBlending:
 	fadescreen FADE_TO_BLACK
 	removeobject 240 @ Unclear where these local IDs come from,
 	removeobject 239 @ but presumably they'd be the 4 link players
-	removeobject 238 
+	removeobject 238
 	removeobject 237
 	special DoBerryBlending
 	waitstate