Do not perform DPI setup when DPI might be not yet known.

Reloading fonts is a fairly lenghty operation (~30-50 ms), so avoid doing
it twice in a row.

profiler/src/main.cpp

@@ -394,13 +394,12 @@ int main( int argc, char** argv )
         {
             dpiScale = cnv;
             dpiScaleOverriddenFromEnv = true;
+            SetupDPIScale();
         }
     }
 
     s_achievements->Achieve( "achievementsIntro" );
 
-    SetupDPIScale();
-
     tracy::UpdateTextureRGBAMips( zigzagTex, (void**)zigzagPx, zigzagX, zigzagY, 6 );
     for( auto& v : zigzagPx ) free( v );