chore: move `test_util/std` to `tests/util/std` (#22402)

Note: tests are not the only part of the codebase that uses `std`. Other
parts, like `tools/`, do too. So, it could be argued that this is a
little misleading. Either way, I'm doing this as discussed with
@mmastrac.

1 files changed, 1 insertions, 1 deletions

diff --git a/tests/testdata/coverage/no_tests_included/foo.test.js b/tests/testdata/coverage/no_tests_included/foo.test.js
index 46dd037be..4c835026a 100644
--- a/tests/testdata/coverage/no_tests_included/foo.test.js
+++ b/tests/testdata/coverage/no_tests_included/foo.test.js
@@ -1,5 +1,5 @@
 import { addNumbers } from "./foo.ts";
-import { assertEquals } from "../../../../test_util/std/assert/mod.ts";
+import { assertEquals } from "../../../../tests/util/std/assert/mod.ts";
 
 Deno.test("addNumbers works", () => {
   assertEquals(addNumbers(1, 2), 3);