Improve compiler output for line validation #1474

Job	Run time
lint (npm run lint:eslint, macos)	1m 46s
lint (npm run lint:eslint, ubuntu)	1m 7s
lint (npm run lint:eslint, windows)	2m 52s
lint (npm run lint:yaml, macos)	42s
lint (npm run lint:yaml, ubuntu)	27s
lint (npm run lint:yaml, windows)	1m 44s
lint (npm run lint:md, macos)	50s
lint (npm run lint:md, ubuntu)	27s
lint (npm run lint:md, windows)	3m 1s
lint (npm run lint:md:relative-urls, macos)	45s
lint (npm run lint:md:relative-urls, ubuntu)	29s
lint (npm run lint:md:relative-urls, windows)	1m 45s
lint (npm run lint:md:consistency, macos)	43s
lint (npm run lint:md:consistency, ubuntu)	35s
lint (npm run lint:md:consistency, windows)	3m 52s
pylint (macos)	13s
pylint (ubuntu)	9s
pylint (windows)	45s
todo-check	4s
validate-collection-files (macos)	14s
validate-collection-files (ubuntu)	15s
validate-collection-files (windows)	44s
	23m 29s

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