Delete removing of snforge_std in smoke_test.sh (#2418)

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Closes #

## Introduced changes

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## Checklist

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

scripts/smoke_test.sh

@@ -13,7 +13,6 @@ REVISION="$5"
 
 $SNFORGE_PATH init my_project
 pushd my_project || exit
-scarb remove --dev snforge_std
 scarb add --dev snforge_std --git "$REPO_URL" --rev "$REVISION"
 $SNFORGE_PATH test || exit
 popd || exit