chore: Revert addition of MultiFilterRetriever (#11120)

Author: bogdankostic

docs-website/docs/pipeline-components/retrievers.mdx

@@ -154,7 +154,6 @@ For details on how to initialize and use a Retriever in a pipeline, see the docu
 | [InMemoryBM25Retriever](retrievers/inmemorybm25retriever.mdx)                       | A keyword-based Retriever compatible with the InMemoryDocumentStore.                                                            |
 | [InMemoryEmbeddingRetriever](retrievers/inmemoryembeddingretriever.mdx)             | An embedding-based Retriever compatible with the InMemoryDocumentStore.                                                         |
 | [FilterRetriever](retrievers/filterretriever.mdx)                                 | A special Retriever to be used with any Document Store to get the Documents that match specific filters.                        |
-| [MultiFilterRetriever](retrievers/multifilterretriever.mdx)                       | A special Retriever to be used with any Document Store to retrieve Documents matching multiple filters in parallel.              |
 | [MultiQueryEmbeddingRetriever](retrievers/multiqueryembeddingretriever.mdx)       | Retrieves documents using multiple queries in parallel with an embedding-based Retriever.                                       |
 | [MultiQueryTextRetriever](retrievers/multiquerytextretriever.mdx)                 | Retrieves documents using multiple queries in parallel with a text-based Retriever.                                             |
 | [MongoDBAtlasEmbeddingRetriever](retrievers/mongodbatlasembeddingretriever.mdx)   | An embedding Retriever compatible with the MongoDB Atlas Document Store.                                                        |

docs-website/docs/pipeline-components/retrievers/multifilterretriever.mdx

@@ -533,7 +533,6 @@ export default {
             'pipeline-components/retrievers/elasticsearchembeddingretriever',
             'pipeline-components/retrievers/faissembeddingretriever',
             'pipeline-components/retrievers/filterretriever',
-            'pipeline-components/retrievers/multifilterretriever',
             'pipeline-components/retrievers/inmemorybm25retriever',
             'pipeline-components/retrievers/inmemoryembeddingretriever',
             'pipeline-components/retrievers/mongodbatlasembeddingretriever',

docs-website/sidebars.js

@@ -11,7 +11,6 @@
     "auto_merging_retriever": ["AutoMergingRetriever"],
     "filter_retriever": ["FilterRetriever"],
     "in_memory": ["InMemoryBM25Retriever", "InMemoryEmbeddingRetriever"],
-    "multi_filter_retriever": ["MultiFilterRetriever"],
     "multi_query_embedding_retriever": ["MultiQueryEmbeddingRetriever"],
     "multi_query_text_retriever": ["MultiQueryTextRetriever"],
     "sentence_window_retriever": ["SentenceWindowRetriever"],
@@ -22,7 +21,6 @@
     from .filter_retriever import FilterRetriever as FilterRetriever
     from .in_memory import InMemoryBM25Retriever as InMemoryBM25Retriever
     from .in_memory import InMemoryEmbeddingRetriever as InMemoryEmbeddingRetriever
-    from .multi_filter_retriever import MultiFilterRetriever as MultiFilterRetriever
     from .multi_query_embedding_retriever import MultiQueryEmbeddingRetriever as MultiQueryEmbeddingRetriever
     from .multi_query_text_retriever import MultiQueryTextRetriever as MultiQueryTextRetriever
     from .sentence_window_retriever import SentenceWindowRetriever as SentenceWindowRetriever