Remove the colon from the generated DSL docs

[user20230119]

Describe the bug
Document filenames with colons causes git to fail.

ash-project/ash_admin#216

To Reproduce
On Windows, run mix deps.get with a github dependency that contains colons in document filename.

  defp deps do
    [
      {:ash_admin, github: "https://github.com/ash-project/ash_admin.git", branch: "live_view_1.0"},

mix deps.get
* Getting ash_admin (https://github.com/ash-project/ash_admin.git - live_view_1.0)
remote: Enumerating objects: 4935, done.
remote: Counting objects: 100% (1017/1017), done.
remote: Compressing objects: 100% (262/262), done.
remote: Total 4935 (delta 848), reused 853 (delta 745), pack-reused 3918 (from 1)
error: invalid path 'documentation/dsls/DSL:-AshAdmin.Domain.md'
error: invalid path 'documentation/dsls/DSL:-AshAdmin.Resource.md'
** (Mix) Command "git --git-dir=.git checkout --quiet live_view_1.0" failed

Runtime

• Elixir version 1.17.3
• Erlang version 27.1
• OS Windows 10
• Spark version

[zachdaniel]

Fixed in the latest release. This will naturally work its way into our projects over time as they update spark. I will update the specific one you are trying to clone though (ash_admin). Thanks for the report.