build: update dependencies to latest (#550)

deps.ts

@@ -1 +1 @@
-export { encode } from "https://deno.land/std@0.87.0/encoding/base64.ts";
+export { encode } from "https://deno.land/std@0.88.0/encoding/base64.ts";

src/interactions/deps.ts

@@ -1,2 +1,2 @@
-export { serve } from "https://deno.land/std@0.87.0/http/server.ts";
+export { serve } from "https://deno.land/std@0.88.0/http/server.ts";
 export { verify } from "https://esm.sh/@evan/wasm@0.0.49/target/ed25519/deno.js";

test/deps.ts

@@ -2,5 +2,5 @@ export {
   assertArrayIncludes,
   assertEquals,
   assertExists,
-} from "https://deno.land/std@0.86.0/testing/asserts.ts";
+} from "https://deno.land/std@0.88.0/testing/asserts.ts";
 export * from "../mod.ts";