Error when opening dropdown in Rollup example

[paulcpederson]

<calcite-dropdown>
	<calcite-button slot="dropdown-trigger">Open Dropdown</calcite-button>
	<calcite-dropdown-group>
		<calcite-dropdown-item>Relevance</calcite-dropdown-item>
		<calcite-dropdown-item active>Date modified</calcite-dropdown-item>
		<calcite-dropdown-item>Title</calcite-dropdown-item>
	</calcite-dropdown-group>
</calcite-dropdown>

[benelan]

calcite-dropdown still has issues in beta.74 with a different error. The dropdown also won't open