Update `colorize_labels` tool #288

Job	Run time
Setup cache and determine changed repositories (3.11)	48s
Lint R scripts (ubuntu-20.04, release)	1m 3s
Lint tool-list (3.11)	34s
Lint Python scripts (3.11)	12s
Check file sizes	6s
Test tools (0, 3.11)	6m 41s
Combine chunked test results (3.11)	38s
Check workflow success	1s
Deploy	0s
Report deploy status	0s
	10m 3s

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