style: run Prettier on reflection.js and fix PORT test assertion

- Reformat reflection.js with Prettier to pass lint CI
- Update reflection.test.js PORT expectation: dynamic URL resolver
  returns 'http://localhost:8000' in jsdom (Jest test environment)
  instead of the old hardcoded AWS IP

Author: moksha-hub

js/widgets/__tests__/reflection.test.js

@@ -124,7 +124,7 @@ describe("ReflectionMatrix", () => {
             expect(reflection.isOpen).toBe(true);
             expect(reflection.isMaximized).toBe(false);
             expect(mockActivity.isInputON).toBe(true);
-            expect(reflection.PORT).toBe("http://3.105.177.138:8000");
+            expect(reflection.PORT).toBe("http://localhost:8000");
 
             expect(window.widgetWindows.windowFor).toHaveBeenCalledWith(
                 reflection,

js/widgets/reflection.js

@@ -82,9 +82,7 @@ class ReflectionMatrix {
                 window.location.hostname === "127.0.0.1"
             ) {
                 return "http://localhost:8000";
-            } else if (
-                window.location.hostname.includes("musicblocks.sugarlabs.org")
-            ) {
+            } else if (window.location.hostname.includes("musicblocks.sugarlabs.org")) {
                 return `${window.location.protocol}//api.musicblocks.sugarlabs.org`;
             } else {
                 return `${window.location.protocol}//${window.location.hostname}:8000`;