Update mypy to 1.16.0 (#14194)

Co-authored-by: Sebastian Rittau <srittau@rittau.biz>
Co-authored-by: Alex Waygood <Alex.Waygood@Gmail.com>

stubs/passlib/@tests/stubtest_allowlist.txt

@@ -38,10 +38,7 @@ passlib.utils.handlers.HasRounds.rounds
 # Errors in `__all__` at runtime:
 # TODO: change after https://github.com/python/mypy/pull/14217 is released
 passlib.handlers.oracle.__all__
-passlib.handlers.oracle.oracle11g
-passlib.handlers.oracle.oracle10g
 passlib.handlers.mysql.__all__
-passlib.handlers.mysql.mysq41
 
 # Compat tools are ignored:
 passlib.utils.compat.*