Adagio bid adapter 2.3.0 (#5498)

* adagioBidAdapter: support cross-origin iframe context

- use SafeFrame API to compute features
- compute page_dimensions in SafeFrame context
- Remove pageDimensions feature with cross-domain iframe

* adagiobidAdapter: refactoring and improve tests

* Fix getPageDimensions() width detection

Use the real page width instead of the viewport one

* Improve getSlotPosition() in postBid context

* Load adagio script regarding TCF2 storage enforcement

* Fix CI tests