Issue description:

The arrow button image in pattern grid when using a filter gets corrupted

What happens:

Close up:

What you expected to happen:

Arrow image not corrupted, like when not using a filter:

Steps to reproduce:

1. Add mod filter to pattern grid
2. Activate filter
3. Arrow button gets corrupted
   ...

Version (make sure you are on the latest version before reporting):

• Minecraft: 1.11.2
• Forge: 13.20.1.2386
• Refined Storage: refinedstorage-1.4.20

Does this issue occur on a server? [yes/no]

Not tested.

If a (crash)log is relevant for this issue, link it here:

[pastebin/gist/etc link here]