chore(*): remove useless tags @memberof and @remarks

Author: dkamburov

projects/igniteui-angular/src/lib/grids/columns/column.component.ts

@@ -412,7 +412,6 @@ export class IgxColumnComponent implements AfterContentInit, OnDestroy, ColumnTy
      * </igx-column>
      * ```
      *
-     * @memberof IgxColumnComponent
      */
     @Output()
     public hiddenChange = new EventEmitter<boolean>();
@@ -425,7 +424,6 @@ export class IgxColumnComponent implements AfterContentInit, OnDestroy, ColumnTy
      * </igx-column>
      * ```
      *
-     * @memberof IgxColumnComponent
      */
     @Output()
     public expandedChange = new EventEmitter<boolean>();
@@ -885,7 +883,6 @@ export class IgxColumnComponent implements AfterContentInit, OnDestroy, ColumnTy
      * </igx-column>
      * ```
      *
-     * @memberof IgxColumnComponent
      */
     @Output()
     public widthChange = new EventEmitter<string>();
@@ -898,7 +895,6 @@ export class IgxColumnComponent implements AfterContentInit, OnDestroy, ColumnTy
      * </igx-column>
      * ```
      *
-     * @memberof IgxColumnComponent
      */
     @Output()
     public pinnedChange = new EventEmitter<boolean>();

projects/igniteui-angular/src/lib/grids/grid/grid.component.ts

@@ -170,8 +170,6 @@ export class IgxGridComponent extends IgxGridBaseDirective implements GridType,
     /**
      * Emitted when grouping is performed.
      *
-     * @remarks
-     * Returns the grouping expressions.
      * @example
      * ```html
      * <igx-grid #grid [data]="localData" [autoGenerate]="true" (groupingExpressionsChange)="groupingExpressionsChange($event)"></igx-grid>
@@ -183,8 +181,6 @@ export class IgxGridComponent extends IgxGridBaseDirective implements GridType,
     /**
      * Emitted when groups are expanded/collapsed.
      *
-     * @remarks
-     * Returns the grouping expansion states.
      * @example
      * ```html
      * <igx-grid #grid [data]="localData" [autoGenerate]="true" (groupingExpansionStateChange)="groupingExpansionStateChange($event)"></igx-grid>