arch: remove CONFIG_GENERIC_FIND_NEXT_BIT again

CONFIG_GENERIC_FIND_NEXT_BIT was removed in v3.0, but reappeared in two
architectures. Remove it again.
Signed-off-by: Paul Bolle <pebolle@tiscali.nl>
Acked-by: Jonas Bonn <jonas@southpole.se>
Signed-off-by: Richard Kuo <rkuo@codeaurora.org>

arch/hexagon/Kconfig

@@ -77,9 +77,6 @@ config RWSEM_GENERIC_SPINLOCK
 config RWSEM_XCHGADD_ALGORITHM
 	def_bool y
 
-config GENERIC_FIND_NEXT_BIT
-	def_bool y
-
 config GENERIC_HWEIGHT
 	def_bool y
 

arch/openrisc/Kconfig

@@ -55,9 +55,6 @@ config TRACE_IRQFLAGS_SUPPORT
 config GENERIC_CSUM
         def_bool y
 
-config GENERIC_FIND_NEXT_BIT
-	def_bool y
-
 source "init/Kconfig"