feat(layers): add layers zIndex editing

This reverts commit f6e504ec.

Closes MIN-139

src/components/Map/Drawer/LayersDrawer/LayersDrawerLayer.component.tsx

@@ -114,6 +114,7 @@ export const LayersDrawerLayer = ({ layerDetails }: LayersDrawerLayerProps): JSX
           zIndex,
         }),
       );
+      dispatch(getLayersForModel(currentModelId));
     } catch (error) {
       const typedError = error as SerializedError;
       showToast({