Use global variable in `wp_script_modules()` #1940

Job	Run time
Core running from build / Core running from build / Linux	2m 5s
Core running from src / Core running from src / Linux	1m 54s
Core running from build / Core running from build / Windows	4m 20s
Core running from src / Core running from src / Windows	3m 57s
Core running from build / Core running from build / MacOS	5m 40s
Core running from src / Core running from src / MacOS	3m 43s
Gutenberg running from build / Gutenberg running from build / Linux	8m 37s
Gutenberg running from src / Gutenberg running from src / Linux	8m 14s
Gutenberg running from build / Gutenberg running from build / Windows	15m 7s
Gutenberg running from src / Gutenberg running from src / Windows	11m 39s
Gutenberg running from build / Gutenberg running from build / MacOS	15m 32s
Gutenberg running from src / Gutenberg running from src / MacOS	11m 24s
Leave WordPress Playground details	7s
Slack Notifications	0s
Failed workflow tasks	0s
	1h 32m 19s

Provide feedback