delete Atomic Edge in desc space

[HarrisChu]

as we have the enable_experimental_feature configuration in graphd, no need Atomic Edge in create space.

(root@nebula) [sf1]> desc space s2
+----+------+------------------+----------------+---------+------------+----------+-------------+---------------------------------------------------------------------------------------------------+---------+
| ID | Name | Partition Number | Replica Factor | Charset | Collate    | Vid Type | Atomic Edge | Zones                                                                                             | Comment |
+----+------+------------------+----------------+---------+------------+----------+-------------+---------------------------------------------------------------------------------------------------+---------+
| 2  | "s2" | 100              | 1              | "utf8"  | "utf8_bin" | "INT64"  | false       | "default_zone_192.168.15.13_1772,default_zone_192.168.15.13_2772,default_zone_192.168.15.13_3772" |         |
+----+------+------------------+----------------+---------+------------+----------+-------------+---------------------------------------------------------------------------------------------------+---------+
Got 1 rows (time spent 1677/3516 us)

Wed, 26 Jan 2022 07:01:59 UTC