fix(dev): small adjustment to INSTALL.md

INSTALL.md

@@ -23,7 +23,7 @@ you need to use the [WSL](https://learn.microsoft.com/de-de/windows/wsl/install)
     - GITHUB_TOKEN
 - Follow the "docker" path of the "Development setup" to get it up and running:
     1. Run `task docker:start-app` and wait until it shows "Started ManagedIdentityWalletsApplication in ... seconds"
-    2. Run `task app:get-token` and copy the token (including "BEARER" prefix) (Mac users have the token already in their clipboard :) )
+    2. Run `task app:get-token` in another shell and copy the token (including "BEARER" prefix) (Mac users have the token already in their clipboard :) )
     3. Open API doc on http://localhost:8000
     4. Click on Authorize on Swagger UI and on the dialog paste the token (incl. "Bearer") into the "value" input
     5. Click on "Authorize" and "close"