Fix select exclude queries (#7242)

* fix keys and excludeKeys to work with JSON array strings

* make excludeKeys test more robust

* add changelog

* add select([]) functionality to fix)

* update changelog

* update keys

* add exclude test

* add select REST test and exclude JS SDK test

* add more tests

* add additional exclude test

* improved select test for testing JSON string array in REST

* improved exclude test for testing JSON string array in REST

* check for parse keys

* make include look like keys and excludeKeys

* nit

* Exclude nexted child fields

* add updates and show failing testcases

* working

* add more tests

* even more test cases

* use await for added tests

* lint

* Add suggestions

Author: cbaker6

CHANGELOG.md

@@ -131,6 +131,8 @@ ___
 - Add building Docker image as CI check (Manuel Trezza) [#7332](https://github.com/parse-community/parse-server/pull/7332)
 - Add NPM package-lock version check to CI (Manuel Trezza) [#7333](https://github.com/parse-community/parse-server/pull/7333)
 - Fix incorrect LiveQuery events triggered for multiple subscriptions on the same class with different events [#7341](https://github.com/parse-community/parse-server/pull/7341)
+- Fix select and excludeKey queries to properly accept JSON string arrays. Also allow nested fields in exclude (Corey Baker) [#7242](https://github.com/parse-community/parse-server/pull/7242)
+
 ___
 ## 4.5.0
 [Full Changelog](https://github.com/parse-community/parse-server/compare/4.4.0...4.5.0)