Resolve "Mesh Shader Implementation"

Closes #87 (closed)

projects/mesh_shader/resources/shaders/shader.frag

+#version 450
+#extension GL_ARB_separate_shader_objects : enable
+
+layout(location = 0) in vec3 fragColor;
+layout(location = 0) out vec4 outColor;
+
+void main() {
+	outColor = vec4(fragColor, 1.0);
+}
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