[ARM] Fix up location of Acorn font file

The Acorn font file is used by the decompressor on some machines.
It moved location recently - so this cset fixes up the reference
to it.

arch/arm/boot/compressed/Makefile

@@ -9,7 +9,7 @@
 
 HEAD	= head.o
 OBJS	= misc.o
-FONTC	= drivers/video/font_acorn_8x8.c
+FONTC	= drivers/video/console/font_acorn_8x8.c
 
 #
 # Architecture dependencies