message: Fix const warning
diff: @@ -68,7 +68,7 @@ OpenGLProgram::OpenGLProgram(OpenGLDriver* gl, const Program& programBuilder) no
  }
  #endif
  - const char const* source = (const char*)shader.data();
  + const char * const source = (const char*)shader.data();
  GLuint shaderId = glCreateShader(glShaderType);
  glShaderSource(shaderId, 1, &source, &length);
  