function coalesce incompatible with cypher

[czpmango]

**Describe the bug **
function coalesce incompatible with cypher

How To Reproduce

(czp@nebula) [nba]> with ["123",null,"abc"] as ids return coalesce([ids[1],ids[2]])
+---------------------------+
| coalesce([ids[1],ids[2]]) |
+---------------------------+
| "abc"                     |
+---------------------------+

Expected behavior

neo4j@neo4j>  with ["123",null,"abc"] as ids return coalesce(ids[1],ids[2]);
+-------------------------+
| coalesce(ids[1],ids[2]) |
+-------------------------+
| "abc"                   |
+-------------------------+

[czpmango]

link https://discuss.nebula-graph.com.cn/t/topic/4637/7

[czpmango]

Already fixed.