The 1.0.0-beta.8 supports multimodality only if the external resources are added to the request. This is what this PR add to the Azure Open AI provide.

Comment From: tzolov

Hi @bmoussaud, thanks for the contribution. I've just merged it, removing the deployment-name configs in the ITs as later are optimised for our GH IT runs. Noticed that you've tried to push a change after the branch i've merged. If important feel free to raise a separate PR.

Comment From: tzolov

rebased, squashed and merged at c9dd336ea399eae12f28ad93516f78a8f200a4e6