Fix typo in compile docstring regarding default cache_size_limit (#…

…125145)

Docstring of `torch.compile` specifies that default `torch._dynamo.config.cache_size_limit` equals to `64`, while the value is `8` in the corresponding py file.

Pull Request resolved: #125145
Approved by: https://github.com/kit1980

torch/__init__.py

@@ -1806,7 +1806,7 @@ def compile(model: Optional[Callable] = None, *,
     results are not applicable for subsequent calls (this is called a "guard
     failure), you can use TORCH_LOGS=guards to debug these situations.
     Multiple compiled results can be associated with a frame up to
-    ``torch._dynamo.config.cache_size_limit``, which defaults to 64; at which
+    ``torch._dynamo.config.cache_size_limit``, which defaults to 8; at which
     point we will fall back to eager.  Note that compile caches are per
     *code object*, not frame; if you dynamically create multiple copies of a
     function, they will all share the same code cache.