1.1.13

Remove all CPPI dependant code.

Changed files:

• lua/entities/pixel_kart.lua
• lua/pixelkarts/_config/sh_gamemode.lua
• lua/pixelkarts/core/sh_kart_table.lua
• lua/pixelkarts/upgrades/sv_glider.lua
• lua/pixelkarts/upgrades/sv_rocket_boost.lua