Update README.md

Co-authored-by: Christian Paul <[email protected]>
Signed-off-by: Kim Brose <[email protected]>

Author: HarHarLinks

README.md

@@ -50,7 +50,7 @@ You need to install Node.js (`>= 20.0.0`, prefer using an LTS version) and run
 
 ### Installation
 
-After checkout, run `yarn install` to download the required dependencies
+After checkout, run `yarn install` to download the required dependencies.
 
 > [!WARNING]
 > Do not use `npm install` when working with this package.