Fix regenerate-schema script location in docs

doc/development/migration_style_guide.md

@@ -44,7 +44,7 @@ other people using `db/structure.sql` generated by Rails.
 
 When your local database in your GDK is diverging from the schema from
 `master` it might be hard to cleanly commit the schema changes to
-Git. In that case you can use the `script/regenerate-schema` script to
+Git. In that case you can use the `scripts/regenerate-schema` script to
 regenerate a clean `db/structure.sql` for the migrations you're
 adding. This script will apply all migrations found in `db/migrate`
 or `db/post_migrate`, so if there are any migrations you don't want to
@@ -53,10 +53,10 @@ targetting `master` you can set the `TARGET` environment variable.
 
 ```sh
 # Regenerate schema against `master`
-bin/regenerate-schema
+scripts/regenerate-schema
 
 # Regenerate schema against `12-9-stable-ee`
-TARGET=12-9-stable-ee bin/regenerate-schema
+TARGET=12-9-stable-ee scripts/regenerate-schema
 ```
 
 ## What Requires Downtime?