Retire TripleO: remove the TripleO deliverable from requirements

TripleO is retired so removing its deliverables from
the requirements

- https://review.opendev.org/q/topic:%22retire-tripleo%22

Depends-On: https://review.opendev.org/c/openstack/governance/+/905145
Change-Id: I76787707134419a49e7577a4ea31d168c29756ee

global-requirements.txt

@@ -332,7 +332,6 @@ ceilometer  # Apache-2.0
 ceilometermiddleware  # Apache-2.0
 cliff!=2.9.0,!=2.17.0  # Apache-2.0
 debtcollector  # Apache-2.0
-dib-utils  # Apache-2.0
 diskimage-builder!=1.6.0,!=1.7.0,!=1.7.1  # Apache-2.0
 etcd3gw!=0.2.2,!=0.2.3,!=0.2.6  # Apache-2.0
 futurist  # Apache-2.0

openstack_requirements/tests/files/upper-constraints.txt

@@ -186,7 +186,6 @@ tinyrpc===0.5
 influxdb===4.0.0
 funcparserlib===0.3.6
 passlib===1.7.1
-dib-utils===0.0.11
 cliff===2.4.0
 os-brick===1.11.0
 trollius===2.1

projects.txt

@@ -40,7 +40,6 @@ openstack/heat-tempest-plugin
 openstack/heat-translator
 openstack/horizon
 openstack/i18n
-openstack/instack-undercloud
 openstack/ironic
 openstack/ironic-inspector
 openstack/ironic-lib

upper-constraints.txt

@@ -261,7 +261,6 @@ daiquiri===3.2.5.1
 influxdb===5.3.1
 funcparserlib===2.0.0a0
 passlib===1.7.4
-dib-utils===0.0.11
 cliff===4.6.0
 os-brick===6.7.0
 ansible-runner===2.3.6