Bump maximum maps to 2048

[sneak-it]

Required for high map count servers, such as bhop servers where having over 1024 maps is commonplace.

[caxanga334]

This is the second time this limit is being increased, at this point, why are we still using normal arrays instead of an ArrayList?
For reference, sourcemod's mapchooser plugin uses an ArrayList to store maps.

[sneak-it]

This is the second time this limit is being increased, at this point, why are we still using normal arrays instead of an ArrayList?

Probably because we're building off of an ancient plugin 😆

Go for it!