Add new keymap for gmmk/pro/asni

[mackrusing]

Description

• add /keyboards/gmmk/pro/asni/keymaps/mackrusing/readme.md
• add /keyboards/gmmk/pro/asni/keymaps/mackrusing/keymap.c

This keymap is a simple mac-focused keymap for the GMMK Pro (ASNI). It replaces the caps lock with a momentary toggle for media controls, replaces right control with right meta & swaps with fn, and adds rgb controls to fn layer.

All Changes

• fn (MO(2)) replaces right ctrl

• right gui/meta replaces fn

• momentary toggle (MO(1)) replaces caps lock

• home replaces print screen

• caps + f1 = media previous

• caps + f2 = media play/pause

• caps + f3 = media next

• caps + shift = caps lock

• fn + tab = toggle rgb

• fn + q = rgb brightness -

• fn + w = rgb brightness +

• fn + e = rgb mode -

• fn + r = rgb mode +

• fn + a = rgb hue -

• fn + s = rgb hue +

• fn + d = rgb saturation -

• fn + f = rgb saturation +

Types of Changes

• Core
• Bugfix
• New feature
• Enhancement/optimization
• Keyboard (addition or update)
• Keymap/layout/userspace (addition or update)
• Documentation

Checklist

• My code follows the code style of this project: C, Python
• I have read the PR Checklist document and have made the appropriate changes.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have read the CONTRIBUTING document.
• I have added tests to cover my changes.
• I have tested the changes and verified that they work and don't break anything (as well as I can manage).

[daskygit]

I asked for clarification on this recently, images should be hosted on a image hosting provider such as Imgur.

[stale]

Thank you for your contribution!
This pull request has been automatically marked as stale because it has not had activity in the last 45 days. It will be closed in 30 days if no further activity occurs. Please feel free to give a status update now, or re-open when it's ready.
For maintainers: Please label with awaiting review, breaking_change, in progress, or on hold to prevent the issue from being re-flagged.

[stale]

Thank you for your contribution!
This pull request has been automatically closed because it has not had activity in the last 30 days. Please feel free to give a status update now, ping for review, or re-open when it's ready.