find-in-files timing report

[picnicpete]

The cli version of find-in-files.php should show a table of statistics as it goes.
php admin/tool/advancedreplace/cli/find-in-files.php --regex-match=test --output=/tmp/result.csv
[███████████████████████████████████████████████████████] 100.0%

Component	Area	Files	Matches	Time
core_h5p	content	684295	1827364	12:34l
core_h5p	export	195906	76234	43:12
course	legacy	15977743	83741	2:34:11