Chore: Add some e2e tests for repeating behaviour (#43457)

* user essentials mob! 🔱

* user essentials mob! 🔱

* WIP: Mob session work 🚧 🔱

* user essentials mob! 🔱

* user essentials mob! 🔱

* user essentials mob! 🔱

* user essentials mob! 🔱

* user essentials mob! 🔱

* mob next [ci-skip] [ci skip] [skip ci]

* user essentials mob! 🔱

* user essentials mob! 🔱

* user essentials mob! 🔱

* user essentials mob! 🔱

* user essentials mob! 🔱

* user essentials mob! 🔱

* :construction:: Mob session work 🔱

* user essentials mob! 🔱

* user essentials mob! 🔱

* Move repeats suite under dashboard suite

* remove these generated files

* move repeats-suite into dashboards-suite

* Reexport dashboard jsons from play and update them

* :construction:: Mob session work 🔱

* :construction:: Mob session work 🔱

* Rename dashboards to work with stripnulls

* Run stripnulls

* Add repeat to row schema

* Clean up the rest of the repeating dashboards

* Fix tooltip sorting

* Update older dashboards

* Update golden files so tests pass

* format this to ensure consistent tabs/spaces

* undo whitespace changes

* Update scripts/stripnulls.sh

Co-authored-by: sam boyer <sam.boyer@grafana.com>

* update schema versions and test

Co-authored-by: thisisobate <obasiuche62@gmail.com>
Co-authored-by: Hugo Häggmark <hugo.haggmark@gmail.com>
Co-authored-by: joshhunt <josh@trtr.co>
Co-authored-by: kay delaney <kay@grafana.com>
Co-authored-by: Alexandra Vargas <alexa1866@gmail.com>
Co-authored-by: sam boyer <sam.boyer@grafana.com>