* fixes rght body type not selected after curlimport
* added apiContentType key in ActionConfiguration formData property
This commit fixes the bug https://github.com/appsmithorg/appsmith/issues/13978 and changes two files:
* appsmith-server/src/test/java/com/appsmith/server/services/CurlImporterServiceTest.java
* appsmith-server/src/main/java/com/appsmith/server/services/ce/CurlImporterServiceCEImpl.java
additionaly this commit fixes the Body type detection for REST APIs with GET method when imported from cURL.
* Made changes to the casing of Header key 'content-type', now it is HTTPHeader.CONTENT_TYPE standard -> 'Content-Type'. changed test cases accordingly.
* Made header-key check in assertHeader functions case insensitive in CurlImporterServiceTest.java
* removed wildcard imports and changed some comments
* changes according to PR review comments
* updated imports for APIPaneUtils
Co-authored-by: “sneha122” <“sneha@appsmith.com”>
Co-authored-by: manish kumar <manish@appsmith.com>
* Fixed datasource urls' disappearance when the saved datasource has a trailing slash
* Refactored query params parser to a seperate function.
Added unit tests for the new function
