feat(overlay): export CDK_CONNECTED_OVERLAY_SCROLL_STRATEGY

[examan]

Feature Description

InjectionToken of scroll strategy like MAT_MENU_SCROLL_STRATEGY and MAT_SELECT_SCROLL_STRATEGY, can be imported and overwrited.

please export CDK_CONNECTED_OVERLAY_SCROLL_STRATEGY also, thanks

Use Case

No response

[wall-street-dev]

One use case is when a third-party lib is using the cdkConnectedOverlay and you (as a consumer) want to provide your own cdkConnectedOverlayScrollStrategy.