label are not rendered in wiki only project

Summary

Labels are not rendered in wikis when issue and repository permissions are disabled on project

Steps to reproduce

Disable issue and repository permissions on project settings

Example Project

https://gitlab.com/ezzarghili/label-wiki/wikis/home

What is the current bug behavior?

instead of rendering the colored label the actual text is shown so gitlab-ce~2278648 will display ~bug

What is the expected correct behavior?

The actual label should be rendered properly

Relevant logs and/or screenshots

Wiki page text

this is the label ~MyLabel

Expected:

Current:

Output of checks

This bug happens on GitLab.com

Also happens on a local on-premise version of gitlab

Results of GitLab environment info

Results of GitLab application Check

Possible fixes