[TrivialFix] Move share type filter tempest to test_scheduler_stats.py

Commit [1] does not cover last comments.

Tempest tests should have been in
"manila_tempest_tests/tests/api/admin/test_scheduler_stats.py".

Also, fix the validation if API returns empty list and the py3
compatibility issue.

[1] Ifd64bb84d03a02aa0a118cc42e1d1b373c439884

Change-Id: I62a7bf7fcffcab990b19812cd677a0d51088ae0e
3 files changed
tree: 08395bd2055b34e1b0a360e6375eb8587743ae9c
  1. manila_tempest_tests/