Fix smoke tests (#1923)

<!-- A brief description of the changes -->

- Fixes smoke tests

## Checklist

<!-- Make sure all of these are complete -->

- [ ] Linked relevant issue
- [ ] Updated relevant documentation
- [ ] Added relevant tests
- [ ] Performed self-review of the code
- [ ] Added changes to `CHANGELOG.md`

scripts/smoke_test.sh

@@ -10,8 +10,8 @@ REVISION="$5"
 
 $SNFORGE_PATH init my_project
 pushd my_project || exit
-scarb remove snforge_std
-scarb add snforge_std --git "$REPO_URL" --rev "$REVISION"
+scarb remove --dev snforge_std
+scarb add --dev snforge_std --git "$REPO_URL" --rev "$REVISION"
 $SNFORGE_PATH test || exit
 popd || exit