update README with the correct command (mikker#177)

fermion · web-flow · commit ecf311f2f6c4 · 2023-10-31T10:05:04.000+01:00
diff --git a/README.md b/README.md
@@ -16,7 +16,7 @@ Add to your bundle and copy over the migrations:
 
 ```sh
 $ bundle add passwordless
-$ bin/rails passwordless:install:migrations
+$ bin/rails passwordless_engine:install:migrations
 ```
 
 ### Upgrading
