adds hybrid aggregation query and tests. modifies search index to accept aggregate queries

Author: justin-cechmanek

redisvl/query/__init__.py

@@ -4,7 +4,6 @@
     BaseVectorQuery,
     CountQuery,
     FilterQuery,
-    HybridQuery,
     RangeQuery,
     TextQuery,
     VectorQuery,

redisvl/query/query.py

@@ -790,7 +790,6 @@ def set_stopwords(self, stopwords: Optional[Union[str, Set[str]]] = "english"):
 
     def tokenize_and_escape_query(self, user_query: str) -> str:
         """Convert a raw user query to a redis full text query joined by ORs"""
-        from redisvl.utils.token_escaper import TokenEscaper
 
         escaper = TokenEscaper()