* assigning api_base_url
This fix resolves issues with the MistralTextEmbedder integration
* adding base url to `to_dict` and the tests
* adding release note
* Update fix-openai-base-url-assignment-0570a494d88fe365.yaml
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Co-authored-by: Stefano Fiorucci <stefanofiorucci@gmail.com>
* rename model parameter in the openai doc embedder
* fix tests for openai doc embedder
* rename model parameter in the openai text embedder
* fix tests for openai text embedder
* rename model parameter in the st doc embedder
* fix tests for st doc embedder
* rename model parameter in the st backend
* fix tests for st backend
* rename model parameter in the st text embedder
* fix tests for st text embedder
* fix docstring
* fix pipeline utils
* fix e2e
* reno
* fix the indexing pipeline _create_embedder function
* fix e2e eval rag pipeline
* pytest