MIPS: loongson32: Kconfig: Remove extra space

Remove extra space between 'prompt' keyword and string.
Signed-off-by: Juerg Haefliger <juergh@canonical.com>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>

arch/mips/loongson32/Kconfig

@@ -46,7 +46,7 @@ menuconfig CEVT_CSRC_LS1X
 	  If unsure, say N.
 
 choice
-	prompt  "Select clockevent/clocksource"
+	prompt "Select clockevent/clocksource"
 	depends on CEVT_CSRC_LS1X
 	default TIMER_USE_PWM0