Manual user keymap removal

[zvecr]

Description

Keymaps removed manually as hitting diminishing returns on greps.

Types of Changes

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

Issues Fixed or Closed by This PR

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).

[zvecr]

git log --name-only --format="" -1 | sed 's^.*/keymaps/^^' | cut -d'/' -f1 | sort | uniq

Keymaps:

achrovisual
adam-lee
alittlepeace
alzafacon
bonnee
bpendragon
brianweyer
ca178858
carvac_dv
cassdelacruzmunoz
cbc02009
chofstede
ciutadellla
cyanduck
dancxjo
dangjoeltang
derekhsu
dpapavas
durken1
falkecarlsen
farfalleflickan
fearless_spiff
fearless_spiff_en
fraanrosi
froggy
froggy_106
FSund
georgepetri
goatmaster
happysalada
jmdaly
johann
josefadamcik
jwlawrence
kabraxcis
karlssn
kpeatt
m47ch4n
maddie
manoshu
mcrosson
nabos
ningjx
nzen
oncesavedgaming
orvia
p3lim
reasonsandreasons
rfvizarra
rjboone
rominronin
rominronin_7u
samae
sebaslayout
shadowprogr
snailmap
snailmap_lite
squirrel
ssedrick
starcalleramethyst
tgrosinger
thekorn
toyoshimahidenori
tusing
voaraq
voltex
walker
walterhanley
warzone
wymcg
xulkal2
yohewi
yoshimaru46
yt
zq
zyxx