Remove standalone scenario004 wallaby from skiplist

https://review.opendev.org/c/osf/python-tempestconf/+/785450
added functionality to control tempest test options
for manila.

Skipping this test should no longer be required.

Change-Id: I47811e6896322c8871021f97dff2af22fd881271
Related-Bug: https://bugs.launchpad.net/tripleo/+bug/1922784

roles/validate-tempest/vars/tempest_skip.yml

@@ -1843,15 +1843,6 @@ known_failures:
         lp: https://bugs.launchpad.net/tripleo/+bug/1921918
     jobs:
       - periodic-tripleo-ci-centos-8-ovb-1ctlr_2comp-featureset020-train
-  - test: manila_tempest_tests.tests.api.test_shares.SharesNFSTest
-    deployment:
-      - overcloud
-    releases:
-      - name: wallaby
-        reason: Failing SetUp
-        lp: https://bugs.launchpad.net/tripleo/+bug/1922784
-    jobs:
-      - periodic-tripleo-ci-centos-8-scenario004-standalone-wallaby
   - test: tempest.scenario.test_minimum_basic.TestMinimumBasicScenario.test_minimum_basic_scenario
     deployment:
       - overcloud