Remove lower constraints

As discussed during the upstream ironic community meeting on
Monday Dec 14 2020[1], the lower-constraints are being
removed.

[1] http://eavesdrop.openstack.org/meetings/ironic/2020/ironic.2020-12-14-15.00.log.html#l-92

Conflicts:
        zuul.d/project.yaml

Change-Id: Ie40a5e09393b390238ed559e31cba37f73d73dfb
(cherry picked from commit abe646e951)

lower-constraints.txt

@@ -1,52 +0,0 @@
-alabaster==0.7.10
-appdirs==1.3.0
-Babel==2.3.4
-cliff==3.1.0
-cmd2==0.8.9
-coverage==4.0
-docutils==0.11
-dulwich==0.15.0
-extras==1.0.0
-fixtures==3.0.0
-future==0.18.2
-imagesize==0.7.1
-iso8601==0.1.11
-Jinja2==2.10
-keystoneauth1==3.4.0
-linecache2==1.0.0
-MarkupSafe==1.1.1
-mccabe==0.2.1
-mox3==0.20.0
-openstackdocstheme==1.18.1
-os-client-config==1.28.0
-oslotest==3.2.0
-pbr==2.0.0
-pep8==1.5.7
-prettytable==0.7.2
-pycodestyle==2.5.0
-pyflakes==0.8.1
-Pygments==2.2.0
-pyparsing==2.4.7
-pyperclip==1.8.0
-python-dateutil==2.7.0
-python-mimeparse==1.6.0
-python-subunit==1.0.0
-pytz==2013.6
-PyYAML==3.12
-reno==2.5.0
-requests==2.14.2
-requestsexceptions==1.2.0
-six==1.14.0
-snowballstemmer==1.2.1
-Sphinx==1.6.2
-sphinxcontrib-websupport==1.0.1
-stestr==2.0.0
-stevedore==1.29.0
-sushy==2.0.0
-testrepository==0.0.20
-testscenarios==0.4
-testtools==2.2.0
-traceback2==1.4.0
-unittest2==1.1.0
-voluptuous==0.11.7
-wcwidth==0.1.9

tox.ini

@@ -67,9 +67,3 @@ exclude=.venv,.git,.tox,dist,doc,*lib/python*,*egg,build
 import-order-style = pep8
 application-import-names = sushy_oem_idrac
 filename = *.py
-
-[testenv:lower-constraints]
-deps =
-  -c{toxinidir}/lower-constraints.txt
-  -r{toxinidir}/test-requirements.txt
-  -r{toxinidir}/requirements.txt

zuul.d/project.yaml

@@ -2,5 +2,4 @@
     templates:
       - check-requirements
       - openstack-cover-jobs
-      - openstack-lower-constraints-jobs
       - openstack-python3-victoria-jobs