A bunch of tests on dashboards are customising some of the panels
settings and providing custom time ranges:
<img width="409" alt="image"
src="c869c1a3-f7db-4ccd-ad00-c5403f2b4201">
Currently, the logic is not waiting for the quick toggle animation to
complete, before proceeding to select a time range.
This can cause a flaky behavior if the logic tries to customize the
range before the button is actually available, as seen on [this failed
test](018a4c46-0e7a-4b69-9a3d-9c54c27165b0_4fcbc47e71644919129e320eea8bb3bc.html?response-content-type=text%2Fhtml&X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=ASIAQPCP3C7LZWZ5UB5F%2F20230901%2Fus-east-1%2Fs3%2Faws4_request&X-Amz-Date=20230901T094837Z&X-Amz-Expires=600&X-Amz-Security-Token=IQoJb3JpZ2luX2VjEB0aCXVzLWVhc3QtMSJGMEQCIGCyKcVLGPUawZubNzZdt5oZNb5v0saiIuPqXwI7rmwlAiAsOj%2Fiep94v%2BYZJtLY3Gw0m%2FmK5mJw2IcIBdNKFXgK%2BCr6Awjm%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F8BEAAaDDAzMjM3OTcwNTMwMyIMXOd1Hm6ks%2FNE37V0Ks4DgMUso7syv87hnPcC%2BB1soxvFFnj4JnNZc6ZgkLUe93z99iPFBUsqH%2BRbUTfSbjVOEJYBKGYuvp32xvSWsYNVPXKmcej18LC0yNi%2BBzoG2X%2Bj80g%2BbGMm6YfTncjPhOE0CHHqOWXts9nQ8WpDy8XOl0zfMtuiPjzOXHo9lvw2mgYDZIJIMV72FYB9JGg8FPbLQtD3rysLGNE0VDKgl5LCnYwhY1pwRCRHnVW41QfV0pwK%2FbjNf9HjdK31LQvMY%2FGPuB3M6O2CUZLsvLGfWBeGYHtkqb0hrL9ijO1Uo28ZSS1FytPftEdF0e1kAC9C5zD56HtYm55aktOWtaaC0XPWLdWWGUq%2FKQzhxSCiXK6ovATU3zI3yPNoZs92YBYmIPMOpEI40dCCpksjPwAMCiQd%2F9gMNKP5Qp5CbYd2Khy%2FeXaT8J7HOZCueN63O0j%2FtX1tbwfznhbr74lAcRQjueRYmwboZaGSDZUQ33lSSmyZk1V9WF9eJyt88oHvIx0q9bIjvOlW05DiNKfEFWYwfBywdGuvRU6eGMs1QcDNu33Lb%2BhymudM2JZmQKIjZOcb2l3Fzctp614owH4JcRlmF4%2BIa4xHeBdRlTMysS8bTIsgMK7axacGOqYBzIpC1wgZWJ1kZ0agLWCNaMIdUl%2B4xrr7w%2Fz0843WWMhRrvbJhDTHqk5UclF%2FSROAMe0FH2XEXiQ65ILyUPlrUMels5tfQ3Pp%2FJWPi9NsQJUQ1n9uLN%2BFPDOoMo8Uxg4%2FkG2O7yTkrIdArfA6pWN9I21gFMW%2BFZy9BMYltt5T65ZKOyYAIFGpLhgfBySIBCUMgwR1kusfDhf1%2FRTvtDKD2sJKN5a0IA%3D%3D&X-Amz-SignedHeaders=host&X-Amz-Signature=35fabe908aa7514e4a92de0ed12973af85ccfb439984fc3bdd7ef3bb8fe3419b).
(part of this [failed CI
build](https://buildkite.com/elastic/kibana-pull-request/builds/155285#018a4c46-0e7a-4b69-9a3d-9c54c27165b0))
The goal of this PR is to add a small waiting period, to make sure the
toggle animation has completed, and that the time range controls are
visible and clickable.
I used the opportunity to cleanup some "await delay millis" calls,
reusing existing logic instead.
---------
Co-authored-by: kibanamachine <42973632+kibanamachine@users.noreply.github.com>