When we decide whether the endpoint will add into profile, we will
both check whether the service has been set for openstack config
and the endpoint of this service exists.
Closes-Bug: #1979903
Change-Id: I0ad5558a0b6886d9af44c3e88eb43fc43f3cf58a
1. remove poetry dependency
2. add requirements.tx, test-requirements.txt, setup.py and setup.cfg
3. add more env into tox.ini
4. remove some command from Makefile
5. cleanup the dependencies
6. change some commands of README
7. update the devstack
Depends-On: https://review.opendev.org/c/openstack/skyline-console/+/843257
Change-Id: I4cefc4cfdaadf7b3ba03ffe8441e9ae760772349