Fix tinymce editor problems (#743)

Internal issue: https://2u-internal.atlassian.net/servicedesk/customer/portal/9/CR-6328?created=true

Reverted 6 merged PRs due to problems.

scroll was not working on editors
potential problems with editor content loading

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* Revert "fix(deps): update dependency @edx/frontend-lib-content-components to v1.177.4 (#742)"

This reverts commit cc40e9d6cb.

* Revert "feat: add escalation email field for LTI-based proctoring providers (#736)"

This reverts commit 0f483dc4e1.

* Revert "fix: video downloads (#728)"

This reverts commit c5abd21569.

* Revert "fix: import api to chunk file (#734)"

This reverts commit 6f7a992847.

* Revert "feat: Taxonomy delete dialog (#684)"

This reverts commit 1eff489158.

* Revert "fix(deps): update dependency @edx/frontend-lib-content-components to v1.177.1 (#727)"

This reverts commit dcabb77218.

src/data/services/ExamsApiService.js

@@ -1,6 +1,5 @@
 import { getAuthenticatedHttpClient } from '@edx/frontend-platform/auth';
 import { getConfig } from '@edx/frontend-platform';
-import { convertObjectToSnakeCase } from '../../utils';
 
 class ExamsApiService {
   static isAvailable() {
@@ -27,9 +26,8 @@ class ExamsApiService {
   }
 
   static saveCourseExamConfiguration(courseId, dataToSave) {
-    const snakecaseDataToSave = convertObjectToSnakeCase(dataToSave, true);
     const apiClient = getAuthenticatedHttpClient();
-    return apiClient.patch(this.getExamConfigurationUrl(courseId), snakecaseDataToSave);
+    return apiClient.patch(this.getExamConfigurationUrl(courseId), dataToSave);
   }
 }