Add support for Love2D

[GrayWolf64]

Some useful links:

1. https://www.love2d.org/wiki/Main_Page
2. https://github.com/flamendless/Slab
3. https://github.com/slages/love-imgui, https://www.love2d.org/wiki/love-imgui
4. https://codeberg.org/apicici/cimgui-love