[PATCH] powerpc: trivial: modify comments to refer to new location of files

This patch removes all self references and fixes references to files
in the now defunct arch/ppc64 tree.  I think this accomplises
everything wanted, though there might be a few references I missed.

Signed-off-by: Jon Mason <jdmason@us.ibm.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>

arch/ppc/syslib/gt64260_pic.c

@@ -1,6 +1,4 @@
 /*
- * arch/ppc/syslib/gt64260_pic.c
- *
  * Interrupt controller support for Galileo's GT64260.
  *
  * Author: Chris Zankel <source@mvista.com>