chore: update deps

Author: drashbot

deps.ts

@@ -1 +1 @@
-export { Server as StdServer } from "https://deno.land/std@0.168.0/http/server.ts";
+export { Server as StdServer } from "https://deno.land/std@0.200.0/http/server.ts";

tests/deps.ts

@@ -1,5 +1,5 @@
-export { deferred, delay } from "https://deno.land/std@0.168.0/async/mod.ts";
+export { deferred, delay } from "https://deno.land/std@0.200.0/async/mod.ts";
 export {
   assertEquals,
   assertRejects,
-} from "https://deno.land/std@0.168.0/testing/asserts.ts";
+} from "https://deno.land/std@0.200.0/testing/asserts.ts";