Fix "running locally" section

Author: TechnicJelle

README.md

@@ -1,8 +1,8 @@
 # BlueMap Marker Generator
 A webapp that helps generate BlueMap markers
 
-## Running lcoally
+## Running locally
 0. Make sure you have set up a proper Flutter development environment for the Web target. [docs.flutter.dev/get-started](https://docs.flutter.dev/get-started)
-1. Clone the project.
+1. Clone the project and cd into it.
 2. Run `flutter pub get` to download all the dependencies.
 3. Run `flutter run` to run the project. You may need to then type a number to select your browser.