fix(types): add missing token-counting-2024-11-01

Author: RobertCraigie

src/anthropic/types/anthropic_beta_param.py

@@ -9,5 +9,11 @@
 
 AnthropicBetaParam: TypeAlias = Union[
     str,
-    Literal["message-batches-2024-09-24", "prompt-caching-2024-07-31", "computer-use-2024-10-22", "pdfs-2024-09-25"],
+    Literal[
+        "message-batches-2024-09-24",
+        "prompt-caching-2024-07-31",
+        "computer-use-2024-10-22",
+        "pdfs-2024-09-25",
+        "token-counting-2024-11-01",
+    ],
 ]