chore: 🚚 rename internet_research to web_search (#241)

EXEC-470

Co-authored-by: benshuk <[email protected]>

Author: benshuk

ai21/models/assistant/assistant.py

@@ -3,10 +3,10 @@
 from typing_extensions import TypedDict
 
 Optimization = Literal["cost", "latency"]
-Tool = Literal["rag", "internet_research", "plan_approval"]
+Tool = Literal["rag", "web_search", "plan_approval"]
 
 
 class ToolResources(TypedDict, total=False):
     rag: Optional[dict]
-    internet_research: Optional[dict]
+    web_search: Optional[dict]
     plan_approval: Optional[dict]