Everywhere: Hoist the Libraries folder to the top-level

Author: https://github.com/trflynn89
Commit: 93712b24bf
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/2256
Reviewed-by: https://github.com/sideshowbarker

Libraries/LibJS/Tests/modules/namespace-order.mjs

@@ -0,0 +1,16 @@
+import * as ns from "./default-and-star-export.mjs";
+
+const keys = Reflect.ownKeys(ns);
+// The keys should be in alphabetical order and @@toString at the end
+if (keys.length < 4) throw new Error("Expected at least 3 keys and @@toStringTag");
+
+if (keys[0] !== "") throw new Error('Expected keys[0] === ""');
+
+if (keys[1] !== "*") throw new Error('Expected keys[1] === "*"');
+
+if (keys[2] !== "default") throw new Error('Expected keys[2] === "default"');
+
+if (keys.indexOf(Symbol.toStringTag) <= 2)
+    throw new Error("Expected Symbol.toStringTag to be behind string keys");
+
+export const passed = true;