UI: Fixed validation advanced button style for widget header action settings

ui-ngx/src/app/modules/home/components/widget/action/widget-action-dialog.component.ts

@@ -162,6 +162,7 @@ export class WidgetActionDialogComponent extends DialogComponent<WidgetActionDia
       if (value === 'headerButton') {
         this.widgetActionFormGroup.get('buttonType').enable({emitEvent: false});
         this.widgetActionFormGroup.get('buttonColor').enable({emitEvent: false});
+        this.widgetActionFormGroup.get('customButtonStyle').enable({emitEvent: false});
         this.widgetHeaderButtonValidators(true);
       } else {
         this.widgetActionFormGroup.get('buttonType').disable({emitEvent: false});
@@ -169,6 +170,7 @@ export class WidgetActionDialogComponent extends DialogComponent<WidgetActionDia
         this.widgetActionFormGroup.get('buttonColor').disable({emitEvent: false});
         this.widgetActionFormGroup.get('buttonFillColor').disable({emitEvent: false});
         this.widgetActionFormGroup.get('buttonBorderColor').disable({emitEvent: false});
+        this.widgetActionFormGroup.get('customButtonStyle').disable({emitEvent: false});
       }
     });
     this.widgetActionFormGroup.get('useShowWidgetActionFunction').valueChanges.pipe(