docs: Add missing description for getTileTypeFromHeightmap

src/store/index.js

@@ -233,7 +233,7 @@ const methods = {
   },
 
   /**
-   *
+   * Get a file from a given heightmap and x/y coordinates.
    * @author Griefed
    * @param heightmap A heightmap object generated by {@link NoiseMap}
    * @param x The x coordinate of which to get the value