Removed coverage computation #75

Job	Run time
lint	59s
test (macos-latest, --all-features)	1m 34s
build (macos-latest, --all-features)	6m 14s
test (macos-latest, --no-default-features)	58s
build (macos-latest, --no-default-features)	1m 14s
build (ubuntu-latest, --all-features)	1m 59s
test (ubuntu-latest, --all-features)	1m 12s
build (ubuntu-latest, --no-default-features)	57s
test (ubuntu-latest, --no-default-features)	42s
build (windows-latest, --all-features)	4m 11s
test (windows-latest, --all-features)	2m 27s
build (windows-latest, --no-default-features)	2m 7s
test (windows-latest, --no-default-features)	1m 52s
	26m 26s

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