feat: Add option to control verbosity of `write_source_files`. #5149

Job	Run time
matrix-prep	6s
pre-commit	42s
test (8, 8.1.1, 1, ubuntu, e2e/copy_action)	24s
test (7, 7.4.1, 1, ubuntu, e2e/external_copy_to_directory)	1m 11s
test (8, 8.1.1, 1, ubuntu, e2e/external_copy_to_directory)	1m 41s
test (8, 8.1.1, 1, ubuntu, e2e/copy_to_directory)	1m 18s
test (8, 8.1.1, 1, ubuntu, e2e/write_source_files)	48s
test (8, 8.1.1, 1, ubuntu, e2e/coreutils)	28s
test (7, 7.4.1, 1, ubuntu, e2e/smoke)	1m 8s
test (7, 7.4.1, 1, ubuntu, e2e/coreutils)	21s
test (8, 8.1.1, 1, ubuntu, e2e/smoke)	1m 5s
test (7, 7.4.1, 1, ubuntu, e2e/write_source_files)	16s
test (6, 6.5.0, 0, ubuntu, e2e/copy_action)	20s
test (7, 7.4.1, 1, ubuntu, .)	16m 25s
test (7, 7.4.1, 1, ubuntu, e2e/copy_to_directory)	1m 12s
test (6, 6.5.0, 0, ubuntu, e2e/write_source_files)	17s
test (6, 6.5.0, 0, ubuntu, e2e/smoke)	52s
test (7, 7.4.1, 0, ubuntu, e2e/write_source_files)	18s
test (6, 6.5.0, 0, ubuntu, e2e/coreutils)	18s
test (7, 7.4.1, 0, ubuntu, e2e/coreutils)	23s
test (7, 7.4.1, 0, ubuntu, e2e/copy_to_directory)	50s
test (7, 7.4.1, 1, ubuntu, e2e/copy_action)	24s
test (7, 7.4.1, 0, ubuntu, e2e/smoke)	54s
test (7, 7.4.1, 0, ubuntu, e2e/external_copy_to_directory)	50s
test (7, 7.4.1, 0, ubuntu, e2e/copy_action)	19s
test (6, 6.5.0, 0, ubuntu, e2e/external_copy_to_directory)	48s
test (6, 6.5.0, 0, ubuntu, e2e/copy_to_directory)	51s
conclusion	6s
	34m 35s

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