Reworked src/voglen/CMakeLists.txt to not compile tinyxml;

[vogl] / src / libtelemetry / linker-script.txt

LIBTELEMETRY_1_0 {
  global:
    g_telemetry;
    telemetry_tick;
    telemetry_set_servername;
    telemetry_get_servername;
    telemetry_set_level;
    telemetry_get_level;
  local:
    *;
};