### Bug report
When the adaptive rendering of the Kendo UI Grid is enabled, the filterMenuOpen event is not triggered.
### Reproduction of the problem
1. Set mobile: true.
2. Attach the filterMenuOpen.
Dojo sample for reproduction:
https://dojo.telerik.com/uhiToseD
### Expected/desired behavior
filterMenuInit event should be triggered regardless of the adaptive rendering mode of the grid.
### Environment
* **Kendo UI version:** 2020.1.219
* **jQuery version:** 1.12.4
* **Browser:** [all]