fs: autofs: add MODULE_DESCRIPTION()

Fix the 'make W=1' warning:
WARNING: modpost: missing MODULE_DESCRIPTION() in fs/autofs/autofs4.o

Signed-off-by: Jeff Johnson <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Acked-by: Al Viro <[e-mail]>
Acked-by: Ian Kent <[e-mail]>
Signed-off-by: Christian Brauner <[e-mail]>

fs/autofs/init.c

···
 
 module_init(init_autofs_fs)
 module_exit(exit_autofs_fs)
+MODULE_DESCRIPTION("Kernel automounter support");
 MODULE_LICENSE("GPL");