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/builtins/Math/Math.trunc.js

@@ -0,0 +1,12 @@
+test("basic functionality", () => {
+    expect(Math.trunc).toHaveLength(1);
+
+    expect(Math.trunc(13.37)).toBe(13);
+    expect(Math.trunc(42.84)).toBe(42);
+    expect(Math.trunc(0.123)).toBe(0);
+    expect(Math.trunc(-0.123)).toBe(-0);
+
+    expect(Math.trunc(NaN)).toBeNaN();
+    expect(Math.trunc("foo")).toBeNaN();
+    expect(Math.trunc()).toBeNaN();
+});