Correct syntax highlighting is not visible in record editor

[sachiniSam]

Description: Syntax highlighting colours are different in record-editor compared to other statements in statement-editor. Eg: template, type descriptor colour

Steps to reproduce:

1. click record option from low-code
2. click plus button to add a new filed to the record.

Affected Versions: vsix 3.3.4-beta2 ballerina 2201.2.3