Revert "pyusb: upgrade from 1.0.2 to 1.1.1"

This reverts commit ac8a23f196d7a3968fef7fb88bd075f510f8a66d.

Reason for revert: b/198777617

BUG=b:198777617
TEST=None

Original change's description:
> pyusb: upgrade from 1.0.2 to 1.1.1
>
> pyusb 1.0.2 is bugged and causes servod to segfault when run in a VM.
> pyusb 1.1.1 fixes this bug.
> Upgrade made using `cros_portage_upgrade` after which the following changes has been applied:
> - dev-python/pyusb/pyusb-1.1.1.ebuild: change PYTHON_COMPAT to support python2.7/3.6 and above
> - eclass/python-utils-r1.eclass: file deleted
>
> BUG=b:191332211
> TEST=run servod in a VM to check that it does not segfault anynore
> TEST=connect to ec_uart_pty through servod4.1 on storo360
> TEST=FEATURES=test emerge-octopus autotest
>
> Change-Id: If985b0e8908380cf3ee4e2bec2fa5f0e457cf35b
> Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/overlays/portage-stable/+/2977555
> Tested-by: Romaric Jodin <rjodin@chromium.org>
> Reviewed-by: Mike Frysinger <vapier@chromium.org>
> Commit-Queue: Romaric Jodin <rjodin@chromium.org>

Bug: b:191332211
Change-Id: I9bcc5352ee51132e1d4dd2e07783f815ff7e3f29
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/overlays/portage-stable/+/3194866
Reviewed-by: Ruben Rodriguez Buchillon <coconutruben@chromium.org>
Reviewed-by: Mike Frysinger <vapier@chromium.org>
Tested-by: Xianuo Wang <xianuowang@chromium.org>
Commit-Queue: Xianuo Wang <xianuowang@chromium.org>
6 files changed