Krispy Client - third-party notices

The following Krispy modules are adapted from Anubis Client
(https://github.com/4ldenz/Anubis-client), copyright its authors,
licensed under the GNU General Public License v3.0 (see GPL-3.0.txt):

  3D Character, Custom Skys, Block Overlay, Hand Aura,
  Prime Chunk Finder, Anti Vanish
  (and their supporting classes, shaders and character models)

Changes: integrated into Krispy's module, settings, event and GUI systems,
renamed and rebranded, ImGui and Fabric API dependencies replaced.

Montserrat font: see assets/krispy/fonts/OFL-Montserrat.txt
