const testing.parallelConflict

3 uses

	testing (current package)
		testing.go#L1657: const parallelConflict = `testing: test using t.Setenv or t.Chdir can not use t.Parallel`
		testing.go#L1671: 		panic(parallelConflict)
		testing.go#L1736: 			panic(parallelConflict)