fs: fix config name for smartfs exclusion from procfs
fs: fix config name for smartfs exclusion from procfs

Smartfs info can be excluded from procfs by enabling
FS_PROCFS_EXCLUDE_SMARTFS config, but in smartfs_procfs
there was syntax error with wrong config name.

Signed-off-by: Oleg Lyovin <9e7fd33cf90c7e429276114f54b1f8488150523e@partner.samsung.com>

kimusan/TizenRT,kimusan/TizenRT,kimusan/TizenRT,kimusan/TizenRT,kimusan/TizenRT,kimusan/TizenRT