Project folder name starts with {

Summary

Files with a path: /user_foo/project_foo/{{folder_foo}}/README.md are not supported as browsable in the UI.

Steps to reproduce

1. Create a project.
2. Add a file {{foo}}/README.md
3. open that file in the project browser

Example Project

https://gitlab.com/jgroom33/foo/tree/master/%7B%7Bcookie-cutter%7D%7D

What is the current bug behavior?

File is not displayed. Error loading viewer

What is the expected correct behavior?

File should be viewable

Relevant logs and/or screenshots

Output of checks

This bug happens on Gitlab.com

Results of GitLab environment info

Results of GitLab application Check

Possible fixes

(If you can, link to the line of code that might be responsible for the problem)