LibJS: Indent tests with 4 spaces instead of 2

Author: https://github.com/mattco98
Commit: 1ef573eb30
Pull-request: https://github.com/SerenityOS/serenity/pull/2689
Reviewed-by: https://github.com/linusg

Libraries/LibJS/Tests/operators/ternary-basic.js

@@ -1,16 +1,16 @@
 test("basic functionality", () => {
-  const x = 1;
+    const x = 1;
 
-  expect(x === 1 ? true : false).toBeTrue();
-  expect(x ? x : 0).toBe(x);
-  expect(1 < 2 ? true : false).toBeTrue();
-  expect(0 ? 1 : 1 ? 10 : 20).toBe(10);
-  expect(0 ? (1 ? 1 : 10) : 20).toBe(20);
+    expect(x === 1 ? true : false).toBeTrue();
+    expect(x ? x : 0).toBe(x);
+    expect(1 < 2 ? true : false).toBeTrue();
+    expect(0 ? 1 : 1 ? 10 : 20).toBe(10);
+    expect(0 ? (1 ? 1 : 10) : 20).toBe(20);
 });
 
 test("object values", () => {
-  const o = {};
-  o.f = true;
-  expect(o.f ? true : false).toBeTrue();
-  expect(1 ? o.f : null).toBeTrue();
+    const o = {};
+    o.f = true;
+    expect(o.f ? true : false).toBeTrue();
+    expect(1 ? o.f : null).toBeTrue();
 });