Imports of package timetest

PathSynopsis
github.com/ydb-platform/ydb-go-sdk/v3/testutil/timeutil
runtimePackage runtime contains operations that interact with Go's runtime system, such as functions to control goroutines.
stringsPackage strings implements simple functions to manipulate UTF-8 encoded strings.
syncPackage sync provides basic synchronization primitives such as mutual exclusion locks.
testingPackage testing provides support for automated testing of Go packages.
timePackage time provides functionality for measuring and displaying time.