bundle2: more pytype suppressions around bytestring
We clearly need to work around this somehow.
Differential Revision: https://phab.mercurial-scm.org/D7291
archival: suppress some incorrect pytype failures
Again, I suspect some missing coverage in type stubs for the
stdlib. I'll revisit these later.
Differential Revision: https://phab.mercurial-scm.org/D7288