Implement enemy shooting and scale down for more arcade game feel

Source/MyProject3/SpaceshipProjectile.h

@@ -22,7 +22,7 @@ protected:
     class UProjectileMovementComponent* ProjectileMovement;
 
     UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Projectile")
-    float ProjectileSpeed = 3000.0f;
+    float ProjectileSpeed = 3500.0f;
 
     UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "Projectile")
     float DamageAmount = 20.0f;