Remove old skip_if for closed BZs

[vsedmik]

Problem Statement

These BZs were already closed so we don't need to skip if open them anymore:
https://bugzilla.redhat.com/show_bug.cgi?id=1802395
https://bugzilla.redhat.com/show_bug.cgi?id=1789028
https://bugzilla.redhat.com/show_bug.cgi?id=2112320
https://bugzilla.redhat.com/show_bug.cgi?id=1680458
https://bugzilla.redhat.com/show_bug.cgi?id=2148813

Solution

Remove the skip_if conditioning.

PRT

trigger: test-robottelo
pytest: tests/foreman/api/test_reporttemplates.py::test_positive_lock_clone_nodelete_unlock_report tests/foreman/cli/test_activationkey.py::test_create_ak_with_syspurpose_set tests/foreman/ui/test_containerimagetag.py::test_positive_search

[vsedmik]

trigger: test-robottelo
pytest: tests/foreman/api/test_reporttemplates.py::test_positive_lock_clone_nodelete_unlock_report tests/foreman/cli/test_activationkey.py::test_create_ak_with_syspurpose_set tests/foreman/ui/test_containerimagetag.py::test_positive_search

[Satellite-QE]

PRT Result

Build Number: 7318
Build Status: UNSTABLE
PRT Comment: pytest tests/foreman/api/test_reporttemplates.py::test_positive_lock_clone_nodelete_unlock_report tests/foreman/cli/test_activationkey.py::test_create_ak_with_syspurpose_set tests/foreman/ui/test_containerimagetag.py::test_positive_search --external-logging
Test Result : ============= 2 passed, 68 warnings, 1 error in 917.13s (0:15:17) ==============

[vsedmik]

The single PRT failure above is related to SCA-only, which won't be CPed with this PR.

[vsedmik]

trigger: test-robottelo
pytest: tests/foreman/api/test_reporttemplates.py::test_positive_lock_clone_nodelete_unlock_report tests/foreman/cli/ tests/foreman/ui/test_containerimagetag.py::test_positive_search

[vijaysawant]

Changes are strainght forward.

[sambible]