Azure Service Load Balancer taking long time to get deleted 4.15 and 4.16

    We see failures in this test:

[Jira:"Networking / router"] monitor test service-type-load-balancer-availability setup expand_less 15m1s{ failed during setup error waiting for load balancer: timed out waiting for service "service-test" to have a load balancer: timed out waiting for the condition}

See this https://search.ci.openshift.org/?search=error+waiting+for+load+balancer&maxAge=168h&context=1&type=bug%2Bissue%2Bjunit&name=&excludeName=&maxMatches=5&maxBytes=20971520&groupBy=job to find recent ones.

example job: https://prow.ci.openshift.org/view/gs/test-platform-results/logs/periodic-ci-openshift-release-master-ci-4.15-upgrade-from-stable-4.14-e2e-azure-sdn-upgrade/1754402739040817152

this has failed payloads like:

https://amd64.ocp.releases.ci.openshift.org/releasestream/4.16.0-0.ci/release/4.16.0-0.ci-2024-02-01-211543
https://amd64.ocp.releases.ci.openshift.org/releasestream/4.15.0-0.ci/release/4.15.0-0.ci-2024-02-02-061913
https://amd64.ocp.releases.ci.openshift.org/releasestream/4.15.0-0.ci/release/4.15.0-0.ci-2024-02-02-001913

    4.15 and 4.16

    intermittent as shown in the search.ci query above

    1. run the e2e tests on 4.15 and 4.16
    2.
    3.
    

    timeouts on getting load balancer

    no timeout and successful load balancer

    https://issues.redhat.com/browse/TRT-1486 has more info 
thread: https://redhat-internal.slack.com/archives/C01CQA76KMX/p1707142256956139