fix windows pindeps too

This commit was sponsored by Derek Veit, Greg Back, Blaise Pabon, and
my other patrons.  If you want to join them, you can support my work
at https://glyph.im/patrons/.

pindeps.bat

@@ -1 +1 @@
-pip-compile --resolver=backtracking --no-emit-index-url --extra=dev --output-file=requirements.windows.txt pyproject.toml
+pip-compile --upgrade --no-emit-index-url --extra=dev --output-file=requirements.windows.txt pyproject.toml