staging/lustre: drop CONFIG_BROKEN dependency

Signed-off-by: NPeng Tao <tao.peng@emc.com>
Signed-off-by: NAndreas Dilger <andreas.dilger@intel.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/lustre/lustre/Kconfig

 config LUSTRE_FS
 	tristate "Lustre file system client support"
-	depends on STAGING && INET && BROKEN
+	depends on STAGING && INET
 	select LNET
 	help
 	  This option enables Lustre file system client support. Choose Y