Add brass insert remix for V6 hotend

[jevermeister]

Before you submit your pull request, please make sure that the necessary files are present.

The main page for your part should be in docs/[category]/[your_part_name].md
Any assets linked from that page should be in docs/[category]/assets
The STL(s) should be in docs/[category]/stls

Here's a checklist of the sections you should be adding to your .md file.

• Part name

V6 face with brass inserts

• Compatible EVA version

2.4.1

• Related EVA parts

This is a V6 face with brass inserts and it requires the existing v6_support-2.4.1-insert

• Necessary Hardware BOM

V6 hotend

• Description

So far there wasn't a V6 face with brass inserts available.

• Onshape or STEP files

I added a step file to the assets directory.

• Print instructions

Just like the regular V6 face.

• Contributor

Jevermeister#3335 / https://github.com/jevermeister