TESTING.md: Fix path the test environment conditions
@@ -53,7 +53,7 @@ When adding new tests or modifying existing tests under `integration/`, testing
environment should be properly considered. `skip.If` from
[gotest.tools/skip](https://godoc.org/gotest.tools/skip) can be used to make the
test run conditionally. Full testing environment conditions can be found at
-[environment.go](https://github.com/moby/moby/blob/cb37987ee11655ed6bbef663d245e55922354c68/internal/test/environment/environment.go)
+[environment.go](https://github.com/moby/moby/blob/6b6eeed03b963a27085ea670f40cd5ff8a61f32e/testutil/environment/environment.go)
Here is a quick example. If the test needs to interact with a docker daemon on
the same host, the following condition should be checked within the test code
