`DagsterInvalidDefinitionError` regression introduced in version 1.6.9 for external asset names using hyphens about dagster HOT 2 CLOSED

from dagster import AssetKey, SourceAsset, asset, AssetSpec, external_assets_from_specs

# SourceAsset is fine with a hyphen
my_source_asset = SourceAsset(key=AssetKey(["with-hyphen", "my_source_asset"]))


# Asset is fine with a hyphen
@asset(key=AssetKey(["with-hyphen", "my_asset"]))
def my_asset():
    return [1]


# External asset throws a DagsterInvalidDefinitionError with a hyphen in Dagster 1.6.9 and 1.6.10.
my_external_asset = AssetSpec(["with-hyphen", "my_external_asset"])

external_assets = external_assets_from_specs([my_external_asset])