fix: correctly handle UNC paths (#657)

Closes #645

Author: nicogodet

docs/development/testing.md

@@ -56,4 +56,6 @@ Every time you edit the profiles stored in the `examples` folder, don't forget t
 ```sh
 git commit examples/ -m "wip"
 QGIS_CUSTOM_CONFIG_PATH=tests/fixtures/tmp/ qdt -vv -s scenario.qdt.yml
+# On Windows PowerShell
+# $env:QGIS_CUSTOM_CONFIG_PATH="tests/fixtures/tmp/"; qdt -vv -s .\scenario.qdt.yml
 ```

docs/jobs/profiles_downloader.md

@@ -47,6 +47,17 @@ See this guide on [how to generate the qdt-files.json](../usage/profile.md#gener
     source: file:///home/jmo/Git/Geotribu/profils-qgis
 ```
 
+With repository on [UNC path](https://en.wikipedia.org/wiki/Path_(computing)#Uniform_Naming_Convention):
+
+```yaml
+- name: Download profiles from Git repository stored on a local and "hidden" network drive
+  uses: qprofiles-downloader
+  with:
+    branch: main
+    protocol: git_local
+    source: file://\\srv-01\QDT$
+```
+
 ----
 
 ## Vocabulary

qgis_deployment_toolbelt/profiles/profiles_handler_base.py

@@ -505,7 +505,7 @@ def _clone(self, local_path: Path) -> Repo:
 
         if self.SOURCE_REPOSITORY_TYPE in ("git_local", "local"):
             with porcelain.open_repo_closing(
-                path_or_repo=self.SOURCE_REPOSITORY_PATH_OR_URL
+                path_or_repo=self.SOURCE_REPOSITORY_PATH_OR_URL.as_posix()
             ) as repo_obj:
                 repo_obj.clone(
                     target_path=f"{local_path.resolve()}",