Fixe v1 docs link

Author: IjzerenHein

README.md

@@ -44,7 +44,7 @@ All command-line arguments are optional. By default a production build will be c
 
 As of `react-native-bundle-visualizer` version 2.x, the direct output of the [Metro bundler](https://github.com/facebook/metro) is visualized using the [source-map-explorer](https://github.com/danvk/source-map-explorer).
 
-Prior to version 2, the Haul bundler was used which used Webpack. If you are having problems visualizing the output for older react-native versions, or you want to explicitly use the Haul bundler, [please check out the V1 documentation]('./README_v1.md).
+Prior to version 2, the Haul bundler was used which used Webpack. If you are having problems visualizing the output for older react-native versions, or you want to explicitly use the Haul bundler, [please check out the V1 documentation](./README_v1.md).
 
 
 ## License