chore(deps): update dependency openstacksdk to v4 #1665

Job	Run time
Integration test with juju 3.1 / Plan	5s
Integration test using private-endpoint / Plan	7s
openstack interface test using private-endpoint / Plan	4s
Integration test with juju 3.1 / Build charm (github-runner)	10m 6s
openstack interface test using private-endpoint / Build charm (github-runner)	10m 1s
Integration test using private-endpoint / Build charm (github-runner)	9m 57s
Integration test using private-endpoint / Plan Image Scanning	0s
Integration test using private-endpoint / Integration tests	0s
Integration test using private-endpoint / Required Integration Test Status Checks	1s
Integration test using private-endpoint / Scan Image (${{ matrix.scan.file }})	0s
openstack interface test using private-endpoint / Plan Image Scanning	0s
openstack interface test using private-endpoint / Integration tests	0s
openstack interface test using private-endpoint / Required Integration Test Status Checks	1s
openstack interface test using private-endpoint / Scan Image (${{ matrix.scan.file }})	0s
Integration test with juju 3.1 / Plan Image Scanning	0s
Integration test with juju 3.1 / Integration tests	0s
Integration test with juju 3.1 / Required Integration Test Status Checks	1s
Integration test with juju 3.1 / Scan Image (${{ matrix.scan.file }})	0s
allure-report / Publish Allure report	36s
	30m 59s

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