updated code smell fixes for components-player

[Caleb-J-Murphy]

Description

Fixed all 91 code smells and removed any warnings for the files in the game/components/player/ folder. These warnings were taken from the SonarCloud

Closes #486

Type of change

• [x] Bug fix (non-breaking change which fixes an issue)

How Has This Been Tested?

• [x] InventoryComponent.java
• [x] InventoryDisplay.java
• [x] InventoryDisplayHoverComponent.java
• [x] KeyboardPlayerInputComponent.java
• [x] PlayerActions.java
• [x] PlayerAnimationController.java
• [x] PlayerItemSpriteManager.java
• [x] PlayerStatsDisplay.java
• [x] TouchPlayerInputComponent.java

Run: ./gradlew build to run the tests

Checklist:

• [x] My code follows the style guidelines of this project
• [x] I have performed a self-review of my code
• [x] I have commented my code, particularly in hard-to-understand areas
• [x] I have made corresponding changes to the documentation
• [x] My changes generate no new warnings
• [x] I have added tests that prove my fix is effective or that my feature works
• [x] New and existing unit tests pass locally with my changes
• [x] Any dependent changes have been merged and published in downstream modules