Fixed last develop branch name

Author: Iamwade

README.md

@@ -43,7 +43,7 @@
 
 1. Check out this repository
 1. Open a folder with the project in the IntelliJ Ultimate using the `open` action button.
-1. Make sure that you on the latest develop branch (e.g `1.0.0-develop`)
+1. Make sure that you on the latest develop branch (e.g `4.0.0-develop`)
 1. Right-click on the `build.gradle` file, choose "Import Gradle project" (you need to have Gradle plugin installed)
 1. When the Gradle sections appeared in the right bar, navigate there and right-click `magento-2-php-storm-plugin > Tasks -> Intellij -> runIde`
 1. Click `Run "magento-2-php-storm-plugin"` to run the plugin. You should see a new instance of IntelliJ launched with the plugin installed. Make sure the plugin is enabled in IntelliJ settings and indexing is finished. Plugin features should be accessible at this point.