[Taco Making] Change face sprite based on taco scoring

[skysfalling]

Create a function named "Customer Reaction" in the the Customer.cs script.

This function should take in a "scoreType" parameter and change the player sprite depending on what the score type is. This can be done in any way you like, but I recommend changing sprite color since it's the easiest to implement for now.

[skysfalling]

I would also recommend using an List to hold the possible sprites to change to