Rename two statics in examples/tests/generic.rs #2032

Job	Run time
maybe-expedite	4s
lint	5m 5s
test (bincode, stable, third-party, false)	6m 37s
test (bincode, stable, third-party, true)	9m 31s
test (bincode, stable, other, false)	4m 22s
test (bincode, stable, other, true)	4m 19s
test (bincode, nightly, third-party, false)	18m 52s
test (bincode, nightly, third-party, true)	17m 47s
test (bincode, nightly, other, false)	5m 43s
test (bincode, nightly, other, true)	5m 59s
test (postcard, stable, third-party, false)	4m 45s
test (postcard, stable, third-party, true)	5m 52s
test (postcard, stable, other, false)	4m 12s
test (postcard, stable, other, true)	4m 18s
test (postcard, nightly, third-party, false)	17m 53s
test (postcard, nightly, third-party, true)	18m 54s
test (postcard, nightly, other, false)	11m 8s
test (postcard, nightly, other, true)	9m 49s
all-checks	1s
	2h 35m 11s

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