feat(Dependencies): Update docker/login-action action to v4

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
docker/login-action	action	major	v3 → v4

---

Release Notes

docker/login-action (docker/login-action)

v4

Compare Source

---

Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

• If you want to rebase/retry this PR, check this box

---

This PR was generated by Mend Renovate. View the repository job log.

[github-actions]

Coverage Report

File	Stmts	Miss	Cover	Missing
simple_vm_client
VirtualMachineHandler.py	209	20	20	90%
__init__.py	1	0	100%
test_virtualmachinehandler.py	309	0	100%
simple_vm_client/benchmark
__init__.py	0	0	100%
test_service.py	52	36	36	31%
simple_vm_client/bibigrid_connector
__init__.py	0	0	100%
bibigrid_connector.py	126	36	36	71%
test_bibigrid_connector.py	118	1	1	99%
simple_vm_client/forc_connector
__init__.py	0	0	100%
forc_connector.py	295	28	28	91%
simple_vm_client/forc_connector/playbook
__init__.py	0	0	100%
playbook.py	189	0	100%
test_playbook.py	381	0	100%
simple_vm_client/forc_connector/template
__init__.py	0	0	100%
template.py	227	14	14	94%
simple_vm_client/metadata_connector
metadata_connector.py	112	26	26	77%
test_metadata_connector.py	68	0	100%
simple_vm_client/openstack_connector
__init__.py	0	0	100%
openstack_connector.py	978	153	153	84%
test_openstack_connector.py	1248	2	2	99%
simple_vm_client/util
__init__.py	0	0	100%
state_enums.py	70	0	100%
test_thrift_converter.py	170	0	100%
thrift_converter.py	80	3	3	96%
TOTAL	4633	319	93%

Tests	Skipped	Failures	Errors	Time
310	0 💤	1 ❌	0 🔥	4.121s ⏱️