feat: hide CR timetable in the presence of special alerts #5643

Job	Run time
file_changes	5s
Build application and assets	6m 13s
Build Docker image	7m 25s
Formatting / Elixir	3m 9s
Formatting / JavaScript & TypeScript	33s
Linting / TypeScript	34s
Linting / Elixir	3m 38s
Unit tests / JavaScript / Mocha	37s
Unit tests / JavaScript & TypeScript / Jest	2m 9s
Linting / JavaScript	30s
Linting / CSS	25s
Type checks / Elixir	3m 44s
Type checks / TypeScript	40s
Unit tests / Elixir / mix coveralls.html	1m 12s
	30m 54s

Provide feedback