fix: remove broken max width from Expression properties (#1455)

Before vs after should be self-explanatory what motivated me to remove
the max-width.

<img width="1353" height="762" alt="image"
src="https://github.com/user-attachments/assets/eda0ce6c-5187-4496-bc92-6f91d1aaa5ee"
/>

Resolves https://github.com/maplibre/maputnik/issues/1445

---------

Co-authored-by: Harel M <harel.mazor@gmail.com>

src/components/_ExpressionProperty.tsx

@@ -84,7 +84,6 @@ class ExpressionPropertyInternal extends React.Component<ExpressionPropertyInter
         onFocus={this.props.onFocus}
         onBlur={this.props.onBlur}
         value={value}
-        maxHeight={200}
         onChange={this.props.onChange}
       />
     </Block>;