Changes to List tenant templates

added the new amazon-nova enum value to the data/items/allowed_model_families/items response property for the response status 200

added the new amazon-titan enum value to the data/items/allowed_model_families/items response property for the response status 200

added the new anthropic enum value to the data/items/allowed_model_families/items response property for the response status 200

added the new cohere enum value to the data/items/allowed_model_families/items response property for the response status 200

added the new meta enum value to the data/items/allowed_model_families/items response property for the response status 200

added the new mistral enum value to the data/items/allowed_model_families/items response property for the response status 200

added the new stability enum value to the data/items/allowed_model_families/items response property for the response status 200

added the required property data/items/allowed_datastore_kinds to the response with the 200 status