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.ceil.js

@@ -0,0 +1,13 @@
+test("basic functionality", () => {
+    expect(Math.ceil).toHaveLength(1);
+
+    expect(Math.ceil(0.95)).toBe(1);
+    expect(Math.ceil(4)).toBe(4);
+    expect(Math.ceil(7.004)).toBe(8);
+    expect(Math.ceil(-0.95)).toBe(-0);
+    expect(Math.ceil(-4)).toBe(-4);
+    expect(Math.ceil(-7.004)).toBe(-7);
+
+    expect(Math.ceil()).toBeNaN();
+    expect(Math.ceil(NaN)).toBeNaN();
+});