Depend on Pillow instead of types-Pillow (#11720)

stubs/Pillow/PIL/ImageTk.pyi

@@ -3,14 +3,14 @@ import tkinter
 from _typeshed import ReadableBuffer, StrOrBytesPath, SupportsRead
 from typing import Any
 
-from PIL.Image import Image, _Mode, _Size
+from PIL.Image import Image
 
 class PhotoImage(tkinter._PhotoImageLike):
     tk: _tkinter.TkappType
     def __init__(
         self,
-        image: Image | _Mode | None = None,
-        size: _Size | None = None,
+        image: Image | str | None = None,
+        size: tuple[int, int] | None = None,
         *,
         file: StrOrBytesPath | SupportsRead[bytes] = ...,
         data: ReadableBuffer = ...,

stubs/Pillow/PIL/PyAccess.pyi

@@ -1,9 +1,16 @@
 from _typeshed import Incomplete
-
-from PIL._imaging import _PixelAccessor
+from typing import Protocol
 
 ffi: Incomplete
 
+# Copy of PIL._imaging.PixelAccess.
+# See https://github.com/python/typeshed/issues/11688.
+class _PixelAccessor(Protocol):
+    def __setitem__(self, xy: tuple[int, int], color, /) -> None: ...
+    def __getitem__(self, xy: tuple[int, int], /): ...
+    def putpixel(self, xy: tuple[int, int], color, /) -> None: ...
+    def getpixel(self, xy: tuple[int, int], /): ...
+
 class PyAccess(_PixelAccessor):
     readonly: Incomplete
     image8: Incomplete