chore(datetime):Add leftover descriptions API#6271

Author: IvayloG

projects/igniteui-angular/src/lib/directives/date-time-editor/date-time-editor.common.ts

@@ -3,6 +3,9 @@ export interface IgxDateTimeEditorEventArgs {
     newValue: Date | string;
 }
 
+  /**
+  * An @Enum that allows you to specify a particular date, time or AmPm part.
+  */
 export enum DatePart {
     Date = 'date',
     Month = 'month',

projects/igniteui-angular/src/lib/directives/date-time-editor/date-time-editor.directive.ts

@@ -17,6 +17,10 @@ import { IgxDateTimeEditorEventArgs, DatePartInfo, DatePart } from './date-time-
  *
  * @igxModule IgxDateTimeEditorModule
  *
+ * @igxParent IgxInputGroup
+ *
+ * @igxTheme igx-input-theme
+ *
  * @igxKeywords date, time, editor
  *
  * @igxGroup Scheduling