Bump examples/codelabs from `5f74014` to `abcbe20` (#10065) #11807

Job	Run time
Check excerpts and run tests (Beta channel, beta, true)	5m 22s
Check excerpts and run tests (Stable channel, stable, false)	15m 28s
Build site and check links	0s
Deploy to production	5m 25s
	26m 15s

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