Bomb Direction (#2435)

Resolves #2434 

## Description:

Allows bomb direction to be inverted by pressing a hotkey - currently
"U".

**Check the issue for screenshots / videos.**

## Please complete the following:

- [x] I have added screenshots for all UI updates
- [x] I process any text displayed to the user through translateText()
and I've added it to the en.json file
- [x] I have added relevant tests to the test directory
- [x] I confirm I have thoroughly tested these changes and take full
responsibility for any bugs introduced

## Please put your Discord username so you can be contacted if a bug or
regression is found:

w.o.n

---------

Co-authored-by: Evan <evanpelle@gmail.com>
Co-authored-by: iamlewis <lewismmmm@gmail.com>

tests/InputHandler.test.ts

@@ -34,7 +34,7 @@ describe("InputHandler AutoUpgrade", () => {
     eventBus = new EventBus();
 
     inputHandler = new InputHandler(
-      { attackRatio: 20, ghostStructure: null },
+      { attackRatio: 20, ghostStructure: null, rocketDirectionUp: true },
       mockCanvas,
       eventBus,
     );