Wiki pages with colons in title should display a warning message

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Steps to reproduce

• create wiki page with colon in title
• clone on Windows

Example Project

https://gitlab.com/ykahveci/wiki-colon-bug-test

What is the current bug behavior?

$ git clone https://gitlab.com/ykahveci/wiki-colon-bug-test.wiki.git
Cloning into 'wiki-colon-bug-test.wiki'...
remote: Enumerating objects: 43, done.
remote: Counting objects: 100% (16/16), done.
remote: Compressing objects: 100% (8/8), done.
remote: Total 43 (delta 7), reused 16 (delta 7), pack-reused 27
Receiving objects: 100% (43/43), 4.46 KiB | 1.12 MiB/s, done.
Resolving deltas: 100% (10/10), done.
error: invalid path 'foo/bar:baz.md'
fatal: unable to checkout working tree
warning: Clone succeeded, but checkout failed.
You can inspect what was checked out with 'git status'
and retry with 'git restore --source=HEAD :/'

What is the expected correct behavior?

display warning message in UI when path contains colon