smb: client: Deduplicate "select NETFS_SUPPORT" in Kconfig

Repeating automatically selected options in Kconfig files is redundant, so
let's delete repeated "select NETFS_SUPPORT" that was added accidentally.

Fixes: 69c3c02 ("cifs: Implement netfslib hooks")
Signed-off-by: Dragan Simic <dsimic@manjaro.org>
Signed-off-by: Steve French <stfrench@microsoft.com>

fs/smb/client/Kconfig

@@ -2,7 +2,6 @@
 config CIFS
 	tristate "SMB3 and CIFS support (advanced network filesystem)"
 	depends on INET
-	select NETFS_SUPPORT
 	select NLS
 	select NLS_UCS2_UTILS
 	select CRYPTO