Variables can be None; update comment

Co-authored-by: Andrew Murray <3112309+radarhere@users.noreply.github.com>

Author: hugovk

pyproject.toml

@@ -117,7 +117,7 @@ ignore = [
   "E221", # Multiple spaces before operator
   "E226", # Missing whitespace around arithmetic operator
   "E241", # Multiple spaces after ','
-  "PYI034", # flake8-pyi: typing.Self added in Python 3.10
+  "PYI034", # flake8-pyi: typing.Self added in Python 3.11
 ]
 
 [tool.ruff.lint.per-file-ignores]

src/PIL/TiffTags.py

@@ -22,11 +22,11 @@
 
 
 class _TagInfo(NamedTuple):
-    value: int
+    value: int | None
     name: str
-    type: int
-    length: int
-    enum: dict[int, str]
+    type: int | None
+    length: int | None
+    enum: dict[int, str] | None
 
 
 class TagInfo(_TagInfo):