test

Move language resources out of `/guides` directory #2069

Job	Run time
Build site and check links	50s
Check if text can be replaced with site variables	23s
Check if code excerpts are up to date	19s
Analyze and test code examples (beta, false)	2m 5s
Analyze and test code examples (stable, false)	1m 46s
Validate Firebase configuration	16s
	5m 39s

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