message: Removed gli from submodules
diff: [submodule "external/glm"]
  path = external/glm
  url = https://github.com/g-truc/glm
  -[submodule "external/gli"]
  - path = external/gli
  - url = https://github.com/g-truc/gli
  [submodule "external/ktx"]
  path = external/ktx
  url = https://github.com/KhronosGroup/KTX-Software
  