btrfs-progs: sb-mod: fix build after removing log_root_transid

Commit 9631889 ("btrfs-progs: make
btrfs_super_block::log_root_transid deprecated") deprecated
log_root_transid and broke build of sb-mod. As an unused member of sb we
don't need to edit it, so remove it from the list.

Signed-off-by: David Sterba <[email protected]>

Author: kdave

btrfs-sb-mod.c

@@ -119,7 +119,6 @@ struct sb_field {
 	{ .name = "root",			.type = TYPE_U64 },
 	{ .name = "chunk_root",			.type = TYPE_U64 },
 	{ .name = "log_root",			.type = TYPE_U64 },
-	{ .name = "log_root_transid",		.type = TYPE_U64 },
 	{ .name = "total_bytes",		.type = TYPE_U64 },
 	{ .name = "bytes_used",			.type = TYPE_U64 },
 	{ .name = "root_dir_objectid",		.type = TYPE_U64 },
@@ -238,7 +237,6 @@ static void mod_field_by_name(struct btrfs_super_block *sb, int set, const char
 		MOD_FIELD(root, set, val)
 		MOD_FIELD(chunk_root, set, val)
 		MOD_FIELD(log_root, set, val)
-		MOD_FIELD(log_root_transid, set, val)
 		MOD_FIELD(total_bytes, set, val)
 		MOD_FIELD(bytes_used, set, val)
 		MOD_FIELD(root_dir_objectid, set, val)