[Feature Request] Custom Coverage Level Icon

[yukha-dw]

Hello, is there any plan to let user specifies their own coverage level icon? Personally, 80% is too low to be considered as high / green. Cheers.

report-nyc-coverage-github-action/src/format.js

Lines 76 to 85 in 0497921

	function getCoverageLevelImage(percent) {
	// https://github.com/istanbuljs/istanbuljs/blob/c1559005b3bb318da01f505740adb0e782aaf14e/packages/istanbul-lib-report/lib/watermarks.js
	if (percent >= 80) {
	return COVERAGE_LEVEL_IMAGE.high;
	} else if (percent >= 50) {
	return COVERAGE_LEVEL_IMAGE.medium;
	} else {
	return COVERAGE_LEVEL_IMAGE.low;
	}
	}