Remove type assertion for new function merged back to 8.x already

We pull this text from 8.x and run it on current builds in yamlRestCompatTest, so we need to disable this check here (and in 8.x)

x-pack/plugin/src/yamlRestTest/resources/rest-api-spec/test/esql/80_text.yml

@@ -402,11 +402,7 @@ setup:
           query: 'FROM test | SORT name | EVAL job_reversed = REVERSE(job), tag_reversed = REVERSE(tag) | KEEP job_reversed, tag_reversed'
 
   - match: { columns.0.name: "job_reversed" }
-  - match: { columns.0.type: "text" }
-
   - match: { columns.1.name: "tag_reversed" }
-  - match: { columns.1.type: "text" }
-
   - length: { values: 2 }
   - match: { values.0: [ "rotceriD TI", "rab oof" ] }
   - match: { values.1: [ "tsilaicepS lloryaP", "zab" ] }