removing reference for pydantic v1

crewai/agents/cache/cache_hit.py

@@ -1,5 +1,6 @@
-from langchain_core.agents import AgentAction
-from pydantic.v1 import BaseModel, Field
+from typing import Any
+
+from pydantic import BaseModel, Field
 
 from .cache_handler import CacheHandler
 
@@ -10,5 +11,8 @@ class CacheHit(BaseModel):
     class Config:
         arbitrary_types_allowed = True
 
-    action: AgentAction = Field(description="Action taken")
+    # Making it Any instead of AgentAction to avoind
+    # pydantic v1 vs v2 incompatibility, langchain should
+    # soon be updated to pydantic v2
+    action: Any = Field(description="Action taken")
     cache: CacheHandler = Field(description="Cache Handler for the tool")