Update README.md

Fix typo.

README.md

@@ -20,7 +20,7 @@ The platform itself is useful for professional independent coaches, informal men
     brew install postgresql
     ```
 
-2. Make sure you have the `dbml2sql` and SeaORM CLI tools involved. You can install them with:
+2. Make sure you have the `dbml2sql` and SeaORM CLI tools installed. You can install them with:
 
     ```shell
     npm install -g @dbml/cli