22417 fix flakey smoke tests

[EPortman]

Issue #: Relates to https://app.zenhub.com/workspaces/names-team-board-new-655554cbddd49510027dad2e/issues/gh/bcgov/entity/22417

The rejections test was flakey based on number of names per NR so needed to be fixed.

Description of changes:

• Changed rejections to assert PUT requests instead of PATCH requests
• Added a test for conditional approval
• Added tests for the priority queue

By submitting this pull request, I confirm that you can use, modify, copy, and redistribute this contribution, under the terms of the namex license (Apache 2.0).

[EPortman]

/gcbrun

[bcregistry-sre]

Temporary Url for review: https://namex-dev--pr-1537-johgt31j.web.app