Add Spanish phrases

[Joaquel]

To-do

• Code compiles without warnings or errors.
• Code follows convention of camelCase variables and PascalCase functions/methods.
• Only SourcePawn code has been modified.
• I agree that my GitHub URL and username may be published within credits at any point.

Description

Spanish phrases created for TF-AmongUs

Media (optional)

[KiwifruitDev]

Going to test this out on my dedicated server soon and will merge accordingly.

[KiwifruitDev]

I unfortunately can't test this but I will merge this when I get on my PC as I have to make changes to the phrases file.