Fix missing dtype attribute in iinfo and finfo

PR-URL: #639
Reviewed-by: Athan Reines <[email protected]>

Author: kgryte

src/array_api_stubs/_2022_12/_types.py

@@ -39,15 +39,15 @@ class finfo_object:
     max: float
     min: float
     smallest_normal: float
-
+    dtype: dtype
 
 @dataclass
 class iinfo_object:
     """Dataclass returned by `iinfo`."""
     bits: int
     max: int
     min: int
-
+    dtype: dtype
 
 _T_co = TypeVar("_T_co", covariant=True)
 

src/array_api_stubs/_draft/_types.py

@@ -39,15 +39,15 @@ class finfo_object:
     max: float
     min: float
     smallest_normal: float
-
+    dtype: dtype
 
 @dataclass
 class iinfo_object:
     """Dataclass returned by `iinfo`."""
     bits: int
     max: int
     min: int
-
+    dtype: dtype
 
 _T_co = TypeVar("_T_co", covariant=True)