[REQUEST]: Add binary and bit embedding types to Cohere documentation

[ymao1]

Description

We added the ability to support a new embedding type in elastic/elasticsearch#120751 and need to update the docs to reflect this. Docs for 8.x have been updated in elastic/elasticsearch#121584

In the Cohere docs, should add bit and binary to the supported embedding types

This is a 9.1 feature. There is no option for 9.1 in the dropdown below.

Resources

This feature was implemented in elastic/elasticsearch#120751

Which documentation set does this change impact?

Elastic On-Prem and Cloud (all)

Feature differences

The feature is identical in all deployments

What release is this request related to?

N/A

Collaboration model

Unknown

Point of contact.

Main contact: @ymao1

Stakeholders: @elastic/ml-core