m68k/apollo: Fix comment in Makefile

This comment has been wrong since before git.
Signed-off-by: Jonathan Neuschäfer <j.neuschaefer@gmx.net>
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>

arch/m68k/apollo/Makefile

 #
-# Makefile for Linux arch/m68k/amiga source directory
+# Makefile for Linux arch/m68k/apollo source directory
 #
 
 obj-y		:= config.o dn_ints.o