Skip textures that don't have mipmaps and thus don't have any use for a mipmap bias

Assets/Scripts/Core/Fsr2Callbacks.cs

@@ -76,8 +76,16 @@ namespace FidelityFX
         {
             CurrentBiasOffset += biasOffset;
             
+            if (Mathf.Approximately(CurrentBiasOffset, 0f))
+            {
+                CurrentBiasOffset = 0f;
+            }
+
             foreach (var texture in Resources.FindObjectsOfTypeAll<Texture2D>())
             {
+                if (texture.mipmapCount <= 1)
+                    continue;
+                
                 texture.mipMapBias += biasOffset;
             }
         }