feat: Modify the abstract repository upsert to handle subresources as per convention (#6813)

* feat: Modify the abstract repository upsert method to handle subresources correctly

* fix: Preserve the upsertWithResponse order in the response, and return all the data

* fix: Create integration tests folder for mikro orm utils that run against the DB

* fix: Remove many-to-one creation and additional changes based on PR review

packages/utils/package.json

@@ -43,6 +43,7 @@
     "prepublishOnly": "cross-env NODE_ENV=production tsc --build",
     "build": "rimraf dist && tsc --build",
     "watch": "tsc --build --watch",
-    "test": "jest --silent --bail --maxWorkers=50% --forceExit"
+    "test": "jest --silent --bail --maxWorkers=50% --forceExit --testPathIgnorePatterns='/integration-tests/' -- src/**/__tests__/**/*.ts",
+    "test:integration": "jest --silent --bail --maxWorkers=50% --forceExit -- src/**/integration-tests/__tests__/**/*.ts"
   }
 }