reiserfs: move from strlcpy with unused retval to strscpy

Follow the advice of the below link and prefer 'strscpy' in this
subsystem. Conversion is 1:1 because the return value is not used.
Generated by a coccinelle script.

Link: https://lore.kernel.org/r/CAHk-=wgfRnXz0W3D37d01q3JFkr_i_uTL=[e-mail]/
Link: https://lkml.kernel.org/r/[e-mail]
Signed-off-by: Wolfram Sang <[e-mail]>
Cc: Jan Kara <[e-mail]>
Signed-off-by: Andrew Morton <[e-mail]>

fs/reiserfs/procfs.c

···
 	char *s;
 
 	/* Some block devices use /'s */
-	strlcpy(b, sb->s_id, BDEVNAME_SIZE);
+	strscpy(b, sb->s_id, BDEVNAME_SIZE);
 	s = strchr(b, '/');
 	if (s)
 		*s = '!';
···
 		char *s;
 
 		/* Some block devices use /'s */
-		strlcpy(b, sb->s_id, BDEVNAME_SIZE);
+		strscpy(b, sb->s_id, BDEVNAME_SIZE);
 		s = strchr(b, '/');
 		if (s)
 			*s = '!';