Chart Library: Add initial testing infrastructure and PieChart component tests #67788

Job	Run time
detect changed files	7s
Copied files are in sync	8s
Changelogger use	16s
Changelogger validity	24s
Project structure	1m 23s
PHP lint (7.2)	33s
ESLint (non-excluded files only)	3m 35s
PHP lint (7.4)	34s
PHP Code Sniffer (non-excluded files only)	0s
PHP lint (8.0)	40s
PHP lint (8.1)	34s
PHP lint (8.2)	37s
PHP Compatibility	0s
PHP Code Sniffer (changes to excluded files only)	0s
PHP lint (8.3)	29s
PHP lint (8.4)	29s
ESLint (changes to excluded files only)	0s
Check linter exclude lists	2m 18s
Lint GitHub Actions yaml files	0s
Lock files are up to date	1m 28s
Monorepo package version refs	1m 3s
	14m 38s

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