readme: remove needless loc (#192) #649

Job	Run time
build-windows	8m 29s
Clippy	4m 36s
Documentation (stable)	28s
Format	15s
build (macOS-latest, stable)	3m 54s
Measure coverage	5m 13s
Documentation (beta)	28s
build (ubuntu-latest, stable)	5m 27s
Documentation (nightly)	29s
build (ubuntu-latest, beta)	5m 10s
Documentation (stable 7 months ago)	30s
build (ubuntu-latest, nightly)	5m 11s
build (ubuntu-latest, stable 7 months ago)	5m 11s
	45m 21s

Provide feedback