Remove coverage import altogether #4157

Job	Run time
coverage-check	13s
bleeding-check (macos-latest)	1m 50s
build (ubuntu-latest)	1m 42s
license-header-check	3s
bleeding-check (ubuntu-latest)	1m 45s
build (macos-latest)	1m 11s
nightly-check (ubuntu-latest)	1m 46s
nightly-check (macos-latest)	1m 13s
build (macos-13)	1m 54s
typo-check	2s
nightly-check (macos-13)	2m 26s
build (windows-latest)	1m 15s
nightly-check (windows-latest)	1m 14s
	16m 34s

Provide feedback