Use 60 FPS for textures_image_loading example (#1867)

examples/textures/textures_image_loading.c

@@ -28,6 +28,7 @@ int main(void)
     Texture2D texture = LoadTextureFromImage(image);          // Image converted to texture, GPU memory (VRAM)
 
     UnloadImage(image);   // Once image has been converted to texture and uploaded to VRAM, it can be unloaded from RAM
+    SetTargetFPS(60);     // Set our game to run at 60 frames-per-second
     //---------------------------------------------------------------------------------------
 
     // Main game loop
@@ -60,4 +61,4 @@ int main(void)
     //--------------------------------------------------------------------------------------
 
     return 0;
-}
+}