fix: address default value regression for axis kwarg in vecdot

PR-URL: #880
Closes: #804
Ref: #355
Ref: #358
Ref: cbbab62

Author: kgryte

src/array_api_stubs/_2021_12/linalg.py

@@ -474,7 +474,7 @@ def trace(x: array, /, *, offset: int = 0) -> array:
     """
 
 
-def vecdot(x1: array, x2: array, /, *, axis: int = None) -> array:
+def vecdot(x1: array, x2: array, /, *, axis: int = -1) -> array:
     """
     Alias for :func:`~array_api.vecdot`.
     """

src/array_api_stubs/_2022_12/linalg.py

@@ -755,7 +755,7 @@ def trace(x: array, /, *, offset: int = 0, dtype: Optional[dtype] = None) -> arr
     """
 
 
-def vecdot(x1: array, x2: array, /, *, axis: int = None) -> array:
+def vecdot(x1: array, x2: array, /, *, axis: int = -1) -> array:
     """Alias for :func:`~array_api.vecdot`."""
 
 

src/array_api_stubs/_2023_12/linalg.py

@@ -781,7 +781,7 @@ def trace(x: array, /, *, offset: int = 0, dtype: Optional[dtype] = None) -> arr
     """
 
 
-def vecdot(x1: array, x2: array, /, *, axis: int = None) -> array:
+def vecdot(x1: array, x2: array, /, *, axis: int = -1) -> array:
     """Alias for :func:`~array_api.vecdot`."""
 
 

src/array_api_stubs/_draft/linalg.py

@@ -781,7 +781,7 @@ def trace(x: array, /, *, offset: int = 0, dtype: Optional[dtype] = None) -> arr
     """
 
 
-def vecdot(x1: array, x2: array, /, *, axis: int = None) -> array:
+def vecdot(x1: array, x2: array, /, *, axis: int = -1) -> array:
     """Alias for :func:`~array_api.vecdot`."""