Fix return type annotations for URLPattern constructors

Author: bangseongbeom

urlpattern.pyi

@@ -12,11 +12,11 @@ class URLPattern:
         input: URLPatternInput,
         baseURL: str,
         options: URLPatternOptions | None = None,
-    ): ...
+    ) -> None: ...
     @overload
     def __init__(
         self, input: URLPatternInput, options: URLPatternOptions | None = None
-    ): ...
+    ) -> None: ...
     def test(self, input: URLPatternInput = {}, baseURL: str | None = None) -> bool: ...
     def exec(
         self, input: URLPatternInput = {}, baseURL: str | None = None