chore: use `@std` import instead of `@test_util/std` (#22398)

This PR:
1. Replaces `@test_util/std`-prefixed imports with `@std`.
2. Adds `@std/` import map entries to a few `deno.json` files.

1 files changed, 4 insertions, 4 deletions

diff --git a/tests/unit_node/tls_test.ts b/tests/unit_node/tls_test.ts
index d87df4e33..7b4b35b98 100644
--- a/tests/unit_node/tls_test.ts
+++ b/tests/unit_node/tls_test.ts
@@ -1,9 +1,9 @@
 // Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
 
-import { assertEquals, assertInstanceOf } from "@test_util/std/assert/mod.ts";
-import { delay } from "@test_util/std/async/delay.ts";
-import { fromFileUrl, join } from "@test_util/std/path/mod.ts";
-import { serveTls } from "@test_util/std/http/server.ts";
+import { assertEquals, assertInstanceOf } from "@std/assert/mod.ts";
+import { delay } from "@std/async/delay.ts";
+import { fromFileUrl, join } from "@std/path/mod.ts";
+import { serveTls } from "@std/http/server.ts";
 import * as tls from "node:tls";
 import * as net from "node:net";
 import * as stream from "node:stream";