fix: update CometAPI integration type in README.md (#2519)

Author: garybadwal

README.md

@@ -32,7 +32,7 @@ Please check out our [Contribution Guidelines](CONTRIBUTING.md) for all the deta
 | [azure-ai-search-haystack](integrations/azure_ai_search/)                                                      | Document Store              | [![PyPI - Version](https://img.shields.io/pypi/v/azure-ai-search-haystack.svg)](https://pypi.org/project/azure-ai-search-haystack)                       | [![Test / azure-ai-search](https://github.com/deepset-ai/haystack-core-integrations/actions/workflows/azure_ai_search.yml/badge.svg)](https://github.com/deepset-ai/haystack-core-integrations/actions/workflows/azure_ai_search.yml)                |
 | [chroma-haystack](integrations/chroma/)                                                                        | Document Store              | [![PyPI - Version](https://img.shields.io/pypi/v/chroma-haystack.svg)](https://pypi.org/project/chroma-haystack)                                         | [![Test / chroma](https://github.com/deepset-ai/haystack-core-integrations/actions/workflows/chroma.yml/badge.svg)](https://github.com/deepset-ai/haystack-core-integrations/actions/workflows/chroma.yml)                                           |
 | [cohere-haystack](integrations/cohere/)                                                                        | Embedder, Generator, Ranker | [![PyPI - Version](https://img.shields.io/pypi/v/cohere-haystack.svg)](https://pypi.org/project/cohere-haystack)                                         | [![Test / cohere](https://github.com/deepset-ai/haystack-core-integrations/actions/workflows/cohere.yml/badge.svg)](https://github.com/deepset-ai/haystack-core-integrations/actions/workflows/cohere.yml)                                           |
-| [cometapi-haystack](integrations/cometapi/)                                                                        | Embedder, Generator, Ranker | [![PyPI - Version](https://img.shields.io/pypi/v/cometapi-haystack.svg)](https://pypi.org/project/cometapi-haystack)                                         | [![Test / cometapi](https://github.com/deepset-ai/haystack-core-integrations/actions/workflows/cometapi.yml/badge.svg)](https://github.com/deepset-ai/haystack-core-integrations/actions/workflows/cometapi.yml)                                           |
+| [cometapi-haystack](integrations/cometapi/)                                                                        | Generator | [![PyPI - Version](https://img.shields.io/pypi/v/cometapi-haystack.svg)](https://pypi.org/project/cometapi-haystack)                                         | [![Test / cometapi](https://github.com/deepset-ai/haystack-core-integrations/actions/workflows/cometapi.yml/badge.svg)](https://github.com/deepset-ai/haystack-core-integrations/actions/workflows/cometapi.yml)                                           |
 | [deepeval-haystack](integrations/deepeval/)                                                                    | Evaluator                   | [![PyPI - Version](https://img.shields.io/pypi/v/deepeval-haystack.svg)](https://pypi.org/project/deepeval-haystack)                                     | [![Test / deepeval](https://github.com/deepset-ai/haystack-core-integrations/actions/workflows/deepeval.yml/badge.svg)](https://github.com/deepset-ai/haystack-core-integrations/actions/workflows/deepeval.yml)                                     |
 | [elasticsearch-haystack](integrations/elasticsearch/)                                                          | Document Store              | [![PyPI - Version](https://img.shields.io/pypi/v/elasticsearch-haystack.svg)](https://pypi.org/project/elasticsearch-haystack)                           | [![Test / elasticsearch](https://github.com/deepset-ai/haystack-core-integrations/actions/workflows/elasticsearch.yml/badge.svg)](https://github.com/deepset-ai/haystack-core-integrations/actions/workflows/elasticsearch.yml)                      |
 | [fastembed-haystack](integrations/fastembed/)                                                                  | Embedder, Ranker            | [![PyPI - Version](https://img.shields.io/pypi/v/fastembed-haystack.svg)](https://pypi.org/project/fastembed-haystack/)                                  | [![Test / fastembed](https://github.com/deepset-ai/haystack-core-integrations/actions/workflows/fastembed.yml/badge.svg)](https://github.com/deepset-ai/haystack-core-integrations/actions/workflows/fastembed.yml)                                  |