Fix gamma rendering issues

- Remove gamma correction from the Vulkan renderer
- Add SamplerCreator, used to specify Min/Mag filter
- Add character texture to example project
- Add AnimationSystem, DebugSystem and UiRenderSystem to example project

CopiumEngine/res/shaders/passthrough.frag

@@ -8,5 +8,5 @@ layout(location = 0) out vec4 outColor;
 
 void main()
 {
-  outColor = texture(texSampler, inTexCoord);
+  outColor = vec4(texture(texSampler, inTexCoord).rgb, 1.0);
 }