test-js: Use prettier and format all files

Author: https://github.com/mattco98
Commit: 6d58c48c2f
Pull-request: https://github.com/SerenityOS/serenity/pull/2689
Reviewed-by: https://github.com/linusg

Libraries/LibJS/Tests/builtins/Math/Math.ceil.js

@@ -1,13 +1,13 @@
 test("basic functionality", () => {
-    expect(Math.ceil).toHaveLength(1);
+  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(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();
+  expect(Math.ceil()).toBeNaN();
+  expect(Math.ceil(NaN)).toBeNaN();
 });