elastic-recheck unit tests failing due to irc 11.1 release

Cap the version for now: https://review.openstack.org/#/c/157248/

Whatever the bad import is I'm not seeing it right now in the changed commits going into 11.1:

https://bitbucket.org/jaraco/irc/commits/all

Here is the ImportError:

${PYTHON:-python} -m subunit.run discover -t ./ . --list
--- import errors ---
Failed to import test module: elastic_recheck.tests.unit.test_bot
Traceback (most recent call last):
  File "/home/mriedem/git/elastic-recheck/.tox/py27/local/lib/python2.7/site-packages/unittest2/loader.py", line 445, in _find_test_path
    module = self._get_module_from_name(name)
  File "/home/mriedem/git/elastic-recheck/.tox/py27/local/lib/python2.7/site-packages/unittest2/loader.py", line 384, in _get_module_from_name
    __import__(name)
  File "elastic_recheck/tests/unit/test_bot.py", line 22, in <module>
    from elastic_recheck import bot
  File "elastic_recheck/bot.py", line 49, in <module>
    import irc.bot
  File "/home/mriedem/git/elastic-recheck/.tox/py27/local/lib/python2.7/site-packages/irc/bot.py", line 14, in <module>
    import irc.client
  File "/home/mriedem/git/elastic-recheck/.tox/py27/local/lib/python2.7/site-packages/irc/client.py", line 77, in <module>
    from . import buffer
  File "/home/mriedem/git/elastic-recheck/.tox/py27/local/lib/python2.7/site-packages/irc/buffer.py", line 8, in <module>
    log = logging.getLogger(__name__)
AttributeError: 'module' object has no attribute 'getLogger'
Non-zero exit code (2) from test listing.
error: testr failed (3)

Due to this commit:

https://bitbucket.org/jaraco/irc/commits/da2975c6ed3dd30b15ad87fea0096b552e646f1e

Issue reported: https://bitbucket.org/jaraco/irc/issue/55/importerror-in-commit

https://bitbucket.org/jaraco/irc/commits/0ec844910929f733704c00f2f2e34d6a88616fe5 fixes the bug, the 11.1.1 release has the fix so we can uncap but just block 11.1.