chore: update std to 0.71.0 and aws_sign_v4 to 0.1.2 (#9)

Author: lucacasonato

deps.ts

@@ -1,5 +1,5 @@
-export { AWSSignerV4 } from "https://deno.land/x/[email protected].1/mod.ts";
-import { createHash } from "https://deno.land/std@0.69.0/hash/mod.ts";
+export { AWSSignerV4 } from "https://deno.land/x/[email protected].2/mod.ts";
+import { createHash } from "https://deno.land/std@0.71.0/hash/mod.ts";
 export function sha256Hex(data: string | Uint8Array): string {
   const hasher = createHash("sha256");
   hasher.update(data);

test_deps.ts

@@ -2,4 +2,4 @@ export {
   assert,
   assertEquals,
   assertThrowsAsync,
-} from "https://deno.land/std@0.69.0/testing/asserts.ts";
+} from "https://deno.land/std@0.71.0/testing/asserts.ts";