Make sure the WPLANG option exists. #14323

Job	Run time
Core running from build / Core running from build / Linux	2m 14s
Core running from src / Core running from src / Linux	2m 4s
Core running from build / Core running from build / Windows	4m 49s
Core running from build / Core running from build / MacOS	1m 54s
Core running from src / Core running from src / Windows	5m 5s
Core running from src / Core running from src / MacOS	2m 49s
Gutenberg running from build / Gutenberg running from build / Linux	9m 2s
Gutenberg running from src / Gutenberg running from src / Linux	8m 55s
Gutenberg running from build / Gutenberg running from build / Windows	12m 40s
Gutenberg running from src / Gutenberg running from src / Windows	12m 34s
Gutenberg running from build / Gutenberg running from build / MacOS	9m 1s
Gutenberg running from src / Gutenberg running from src / MacOS	10m 41s
Slack Notifications	0s
Failed workflow tasks	0s
	1h 21m 48s

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