Glowing items don't glow when dropped as an item

Glowing items don't glow when dropped as an item. Works on Glow Ink Sacs, Glow Item Frames and even Glow Squid Spawn Eggs.

For more info, check the screenshot.

What I expected to happen was...:
They would glow when dropped as an item.

What actually happened was...:
They only were ass bright as their surroundings.

Steps to Reproduce:
1. Get a glowing item (e.g. Glow Ink Sac)
2. Drop it
3. Look at your dropped item
-> The item isn't glowing.