[E2E] Consolidate `dashboard-filters` tests (#24472)

* Move support JS files inline with the test

* Fix and unskip repro for 12720

* Update syntax in 12985 repro

- Removed unnecessary dashboard filter
- Simplify repros

* Use the existing test to reproduce 13960

* Add repro for #16112

* Remove unnecessary intercepts

* Merge 13150, 15689, 15695 and 16103 together

* Use the existing test to reproduce 17139

* Move repro for 6660 to date filters file