fuse: Fix mypy errors after pyfuse3 3.4.0 release
Also replace pyfuse3_asyncio
by pyfuse3.asyncio
module introduced in pyfuse3 3.4.0
.
Staging instance, all changes can be removed at any time
Also replace pyfuse3_asyncio
by pyfuse3.asyncio
module introduced in pyfuse3 3.4.0
.