kbuild: arm26,sparc use generic asm-offset support

Rename all includes to use asm-offsets.h to match generic name

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
diff --git a/arch/sparc/mm/viking.S b/arch/sparc/mm/viking.S
index f58712d..3cbd6de 100644
--- a/arch/sparc/mm/viking.S
+++ b/arch/sparc/mm/viking.S
@@ -9,7 +9,7 @@
 #include <linux/config.h>
 #include <asm/ptrace.h>
 #include <asm/psr.h>
-#include <asm/asm_offsets.h>
+#include <asm/asm-offsets.h>
 #include <asm/asi.h>
 #include <asm/mxcc.h>
 #include <asm/page.h>