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/copy-this-to-local.js

@@ -0,0 +1,10 @@
+test("copy this to a local", () => {
+    const foo = {
+        foo() {
+            let thisCopy = this;
+            thisCopy = "oops";
+            return this;
+        },
+    };
+    expect(foo.foo()).toBe(foo);
+});