community[patch]: Update root_validators embeddings: llamacpp, jina, dashscope, mosaicml, huggingface_hub, Toolkits: Connery, ChatModels: PAI_EAS, (#22828)
This PR updates root validators for:
* Embeddings: llamacpp, jina, dashscope, mosaicml, huggingface_hub
* Toolkits: Connery
* ChatModels: PAI_EAS
Following this issue:
https://github.com/langchain-ai/langchain/issues/22819