Fix localization on install screen #1172

Job	Run time
Core running from build / Core running from build / Linux	2m 4s
Core running from src / Core running from src / Linux	1m 53s
Core running from build / Core running from build / Windows	4m 26s
Core running from src / Core running from src / Windows	3m 36s
Core running from build / Core running from build / MacOS	4m 11s
Core running from src / Core running from src / MacOS	3m 56s
Gutenberg running from build / Gutenberg running from build / Linux	8m 44s
Gutenberg running from src / Gutenberg running from src / Linux	8m 27s
Gutenberg running from build / Gutenberg running from build / Windows	12m 18s
Gutenberg running from src / Gutenberg running from src / Windows	11m 0s
Gutenberg running from build / Gutenberg running from build / MacOS	14m 23s
Gutenberg running from src / Gutenberg running from src / MacOS	16m 17s
Leave WordPress Playground details	2s
Slack Notifications	0s
Failed workflow tasks	0s
	1h 31m 17s

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