fixed some theoretical bugs

src/components/gpu.c

@@ -140,12 +140,9 @@ void nni_gpu_set(nni_gpu *gpu, void *_, nn_component *component, nn_computer *co
         return;
     }
 
-    printf("It is to print: %s\n", s);
-
     int current = 0;
     while(s[current] != 0) {
         int codepoint = nn_unicode_codepointAt(s, current);
-        printf("char rendered: %i\n", codepoint);
         nn_setPixel(gpu->currentScreen, x, y, nni_gpu_makePixel(gpu, s + current));
         if(isVertical) {
             y++;