[goal] Migrate testing to ubuntu focal

As per victoria cycle testing runtime and community goal[1]
we need to migrate upstream CI/CD to Ubuntu Focal(20.04).

Fixing:
- bug#1886298
Bump the lower constraints for required deps which added python3.8 support
in their later version.

Story: #2007865
Task: #40207

Closes-Bug: #1886298

[1] https://governance.openstack.org/tc/goals/selected/victoria/migrate-ci-cd-jobs-to-ubuntu-focal.h>

Change-Id: Id6b499239fa8b6480c5f67d460215ab458677c6d

lower-constraints.txt

@@ -4,34 +4,34 @@ appdirs==1.3.0
 Babel==2.3.4
 bandit==1.1.0
 cachetools==2.0.0
-cffi==1.7.0
+cffi==1.14.0
 cliff==2.8.0
 cmd2==0.8.0
-confluent-kafka==0.11.6
+confluent-kafka==1.3.0
 contextlib2==0.4.0
 coverage==4.0
 debtcollector==1.2.0
 docutils==0.11
 dulwich==0.15.0
-eventlet==0.18.2
+eventlet==0.23.0
 extras==1.0.0
 fasteners==0.7.0
 fixtures==3.0.0
 futurist==1.2.0
 gitdb==0.6.4
 GitPython==1.0.1
-greenlet==0.4.10
+greenlet==0.4.15
 imagesize==0.7.1
 iso8601==0.1.11
 Jinja2==2.10
 keystoneauth1==3.4.0
 kombu==4.6.6
 linecache2==1.0.0
-MarkupSafe==1.0
+MarkupSafe==1.1.1
 mock==2.0.0
 mox3==0.20.0
 msgpack-python==0.4.0
-netaddr==0.7.18
+netaddr==0.8.0
 netifaces==0.10.4
 os-client-config==1.28.0
 oslo.concurrency==3.25.0
@@ -57,10 +57,10 @@ pyparsing==2.1.0
 pyperclip==1.5.27
 python-dateutil==2.5.3
 python-mimeparse==1.6.0
-python-qpid-proton==0.17.0
+python-qpid-proton==0.20.0
 python-subunit==1.0.0
 pytz==2013.6
-PyYAML==3.12
+PyYAML==3.13
 repoze.lru==0.7
 requests==2.14.2
 requestsexceptions==1.2.0

requirements.txt

@@ -19,7 +19,7 @@ cachetools>=2.0.0 # MIT License
 WebOb>=1.7.1 # MIT
 
 # for the routing notifier
-PyYAML>=3.12 # MIT
+PyYAML>=3.13 # MIT
 
 # rabbit driver is the default
 # we set the amqp version to ensure heartbeat works

setup.cfg

@@ -28,7 +28,7 @@ classifier =
 amqp1 =
     pyngus>=2.2.0 # Apache-2.0
 kafka =
-    confluent-kafka>=0.11.6 # Apache-2.0
+    confluent-kafka>=1.3.0 # Apache-2.0
 
 [files]
 packages =

test-requirements.txt

@@ -13,7 +13,7 @@ oslotest>=3.2.0 # Apache-2.0
 pifpaf>=2.2.0 # Apache-2.0
 
 # for test_impl_kafka
-confluent-kafka>=0.11.6 # Apache-2.0
+confluent-kafka>=1.3.0 # Apache-2.0
 
 # when we can require tox>= 1.4, this can go into tox.ini:
 #  [testenv:cover]
@@ -27,5 +27,5 @@ pyngus>=2.2.0 # Apache-2.0
 # Bandit security code scanner
 bandit>=1.6.0,<1.7.0 # Apache-2.0
 
-eventlet!=0.18.3,!=0.20.1,>=0.18.2 # MIT
-greenlet>=0.4.10 # MIT
+eventlet>=0.23.0 # MIT
+greenlet>=0.4.15 # MIT