[ARM] pxa/zaurus: rename spitz_battery_levels_* to sharpsl_*

Battery power levels are shared between spitz and corgi, rename
variable to reflect it.

Signed-off-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
diff --git a/arch/arm/mach-pxa/sharpsl.h b/arch/arm/mach-pxa/sharpsl.h
index 55259f4..1439785 100644
--- a/arch/arm/mach-pxa/sharpsl.h
+++ b/arch/arm/mach-pxa/sharpsl.h
@@ -42,8 +42,8 @@
 #define MAX1111_BATT_TEMP   2u
 #define MAX1111_ACIN_VOLT   6u
 
-extern struct battery_thresh spitz_battery_levels_acin[];
-extern struct battery_thresh spitz_battery_levels_noac[];
+extern struct battery_thresh sharpsl_battery_levels_acin[];
+extern struct battery_thresh sharpsl_battery_levels_noac[];
 int sharpsl_pm_pxa_read_max1111(int channel);