Do not hardcode script languages path for themes #10206

Job	Run time
Core running from build / Core running from build / Linux	2m 15s
Core running from src / Core running from src / Linux	2m 6s
Core running from build / Core running from build / Windows	4m 26s
Core running from src / Core running from src / Windows	3m 50s
Core running from build / Core running from build / MacOS	1m 56s
Core running from src / Core running from src / MacOS	2m 22s
Gutenberg running from build / Gutenberg running from build / Linux	8m 7s
Gutenberg running from src / Gutenberg running from src / Linux	8m 17s
Gutenberg running from build / Gutenberg running from build / Windows	11m 38s
Gutenberg running from src / Gutenberg running from src / Windows	12m 28s
Gutenberg running from build / Gutenberg running from build / MacOS	8m 44s
Gutenberg running from src / Gutenberg running from src / MacOS	7m 35s
Slack Notifications	0s
Failed workflow tasks	0s
	1h 13m 44s

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