[MM-50204] - Don't pass invalid prop to textarea by advanced text editor (#23224)

* [MM-50204] - Don't pass invalid prop to textarea by advanced text editor

* Remove using reflect

---------

Co-authored-by: Nevyana Angelova <nevyangelova@Nevyanas-MacBook-Pro.local>

webapp/channels/src/components/autosize_textarea.tsx

@@ -129,6 +129,8 @@ export class AutosizeTextarea extends React.PureComponent<Props> {
             height: 0,
         };
 
+        Reflect.deleteProperty(otherProps, 'onWidthChange');
+
         if (this.height <= 0) {
             // Set an initial number of rows so that the textarea doesn't appear too large when its first rendered
             heightProps.rows = 1;