Change the attribution control SVG to dark on light

Author: Malvoz

src/mapml/control/AttributionButton.js

@@ -90,7 +90,7 @@ export var AttributionButton = L.Control.extend({
 			prefixAndAttribs.push(attribs.join(', '));
 		}
 
-		this._container.innerHTML = '<summary title="Map data attribution"><svg aria-hidden="true" xmlns="http://www.w3.org/2000/svg" height="30px" viewBox="0 0 24 24" width="30px" fill="currentColor"><path d="M0 0h24v24H0z" fill="none"/><path d="M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm1 15h-2v-6h2v6zm0-8h-2V7h2v2z"/></svg></summary>' + '<div class="mapml-attribution-container">' + prefixAndAttribs.join(' <span aria-hidden="true">|</span> ') + '</div>';
+		this._container.innerHTML = '<summary title="Map data attribution"><svg aria-hidden="true" xmlns="http://www.w3.org/2000/svg" height="30px" viewBox="0 0 24 24" width="30px" fill="currentColor"><path d="M0 0h24v24H0V0z" fill="none"></path><path d="M11 7h2v2h-2zm0 4h2v6h-2zm1-9C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm0 18c-4.41 0-8-3.59-8-8s3.59-8 8-8 8 3.59 8 8-3.59 8-8 8z"></path></svg></summary>' + '<div class="mapml-attribution-container">' + prefixAndAttribs.join(' <span aria-hidden="true">|</span> ') + '</div>';
 
 	}
 });