Update disabled tab

Author: youda97

src/dialog/overflow-menu/overflow-menu-option.component.ts

@@ -23,9 +23,7 @@ import {
 		<button
 			class="bx--overflow-menu-options__btn"
 			role="menuitem"
-			[ngClass]="{
-				'bx--overflow-menu-options__option--disabled': disabled
-			}"
+			[disabled]="disabled"
 			[tabindex]="(disabled ? -1 : null)"
 			[title]="(titleEnabled ? content : '')">
 			<ng-content></ng-content>

src/dialog/overflow-menu/overflow-menu-pane.component.ts

@@ -83,6 +83,6 @@ export class OverflowMenuPane extends Dialog {
 	private listItems() {
 		const buttonClass = ".bx--overflow-menu-options__btn";
 		const disabledClass = ".bx--overflow-menu-options__option--disabled";
-		return Array.from<any>(this.dialog.nativeElement.querySelectorAll(`${buttonClass}:not(${disabledClass})`));
+		return Array.from<any>(this.dialog.nativeElement.querySelectorAll(`${buttonClass}:not([disabled])`));
 	}
 }