x86: revert geode config dependency

commit e26a28d
    x86: olpc build fix

was a fix to a patch that was withdrawn/delayed and then erroneously
commited to x86.git. Revert it.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

arch/x86/Kconfig

@@ -1662,7 +1662,6 @@ config GEODE_MFGPT_TIMER
 
 config OLPC
 	bool "One Laptop Per Child support"
-	depends on MGEODE_LX
 	default n
 	help
 	  Add support for detecting the unique features of the OLPC