don't override CONFIG_BLK_DEV

SVN-Revision: 13002

target/linux/storm/config-default

@@ -45,7 +45,6 @@ CONFIG_ARM=y
 CONFIG_BASE_SMALL=0
 # CONFIG_BINFMT_AOUT is not set
 CONFIG_BITREVERSE=y
-# CONFIG_BLK_DEV is not set
 # CONFIG_BLK_DEV_INITRD is not set
 # CONFIG_BONDING is not set
 CONFIG_BOUNCE=y