Furnace, blast furnace and smoker smelting progress and burn time indicators do not support translucent textures

More loosely relates to these issues: MC-144009 MC-145821 MC-164001 MC-165403

The bug

The arrow textures and flame textures in furnace, blast furnace and smoker GUIs do not permit translucent pixels, rendering them as opaque.

How to reproduce

1. Download and apply the attached resource pack

2. Start processing an item in one of the aforementioned blocks

3. Observe

Expected results

Translucent textures where the arrow and flames would be.

Actual results

Entirely opaque.