feat(create-medusa-app): remove .git directory in the project (#4493)

* feat(create-medusa-app): remove .git directory in the project

* reverted version changes

* remove version from package.json

docs/content/development/backend/prepare-environment.mdx

@@ -20,7 +20,7 @@ Node.js is the environment that makes it possible for Medusa to run, so you must
 
 :::caution
 
-Medusa supports v16 or greater of Node.js. You can check your Node.js version using the following command:
+Medusa supports v16+ of Node.js. You can check your Node.js version using the following command:
 
 ```bash noReport
 node -v