Don't report stats for server_only/no-graphics.

It may cause a crash on some devices eg. when glGetString returns NULL.

src/main.cpp

@@ -2037,14 +2037,15 @@ int main(int argc, char *argv[] )
                 #endif
                 Log::warn("OpenGL", "OpenGL version is too old!");
             }
-        }
-#endif
+
             // Note that on the very first run of STK internet status is set to
             // "not asked", so the report will only be sent in the next run.
             if(UserConfigParams::m_internet_status==Online::RequestManager::IPERM_ALLOWED)
             {
                 HardwareStats::reportHardwareStats();
             }
+        }
+#endif
 
         if (STKHost::existHost())
         {