MODELS : updated texture for the vore/shalrath replacment

[lavenderdotpet]

Description of Changes

new vore texture done by me in substance painter

Visual Sample

left old | right new

Checklist

• [x] I have read the LibreQuake contribution guidelines

• [x] I have thoroughly tested my changes to the best of my ability

• [x] I confirm I have not contributed anything that would impact LibreQuake's licensing and usage

• [ ] This Pull Request fixes a critical issue that should be reviewed and merged as soon as possible

• note ignore the branch name, cant update it now and the contributions stuff hasn't merged yet so not required but am using this pull req to learn it as of typing this reading it

[lavenderdotpet]

once 24 hrs pass ill add ill merge this