fix(Locomotion): always force small blink on distance blink delay

If distance blink delay is enabled on the teleporter but the teleport
position was not far enough then a blink would not occur. This fix
ensures that a blink always occurs if there is a distance blink
delay set.

Assets/VRTK/Scripts/Locomotion/VRTK_BasicTeleport.cs

@@ -222,9 +222,10 @@ protected virtual void CalculateBlinkDelay(float blinkSpeed, Vector3 newPosition
             blinkPause = 0f;
             if (distanceBlinkDelay > 0f)
             {
+                float minBlink = 0.5f;
                 float distance = Vector3.Distance(playArea.position, newPosition);
-                blinkPause = Mathf.Clamp((distance * blinkTransitionSpeed) / (maxBlinkDistance - distanceBlinkDelay), 0, maxBlinkTransitionSpeed);
-                blinkPause = (blinkSpeed <= 0.25 ? 0f : blinkPause);
+                blinkPause = Mathf.Clamp((distance * blinkTransitionSpeed) / (maxBlinkDistance - distanceBlinkDelay), minBlink, maxBlinkTransitionSpeed);
+                blinkPause = (blinkSpeed <= 0.25 ? minBlink : blinkPause);
             }
         }