Use a moduledef for _filters_mutated.
pythongh-97841: Add methoddef for _filters_mutated
gh-97841: Add methoddef for _filters_mutated (gh-98115)
Merge branch 'main' into urllibnonet
pythongh-97841: Add methoddef for _filters_mutated (pythongh-98115)
Use a moduledef for _filters_mutated.