upath: update flavour sources (#545)

* build(deps-dev): bump the pip-dependencies group with 2 updates

Bumps the pip-dependencies group with 2 updates: [dvc](https://github.com/treeverse/dvc) and [huggingface-hub](https://github.com/huggingface/huggingface_hub).


Updates `dvc` from 3.65.0 to 3.66.1
- [Release notes](https://github.com/treeverse/dvc/releases)
- [Commits](treeverse/dvc@3.65.0...3.66.1)

Updates `huggingface-hub` from 1.2.3 to 1.3.7
- [Release notes](https://github.com/huggingface/huggingface_hub/releases)
- [Commits](huggingface/huggingface_hub@v1.2.3...v1.3.7)

---
updated-dependencies:
- dependency-name: dvc
  dependency-version: 3.66.1
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: pip-dependencies
- dependency-name: huggingface-hub
  dependency-version: 1.3.7
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: pip-dependencies
...

Signed-off-by: dependabot[bot] <support@github.com>

* Auto-update generated flavours

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

Author: dependabot[bot]

dev/requirements.txt

@@ -10,8 +10,8 @@ ocifs==1.3.4
 webdav4[fsspec]==0.10.0
 # gfrivefs @ git+https://github.com/fsspec/gdrivefs@master broken ...
 morefs[asynclocalfs]==0.2.2
-dvc==3.65.0
-huggingface_hub==1.2.3
+dvc==3.66.1
+huggingface_hub==1.3.7
 lakefs-spec==0.12.0
 ossfs==2025.5.0
 fsspec-xrootd==0.5.1

upath/_flavour_sources.py

@@ -341,8 +341,8 @@ class DataFileSystemFlavour(AbstractFileSystemFlavour):
     __orig_version__ = '2025.10.0'
     protocol = ('data',)
     root_marker = ''
-    sep = ""  # type: ignore[assignment]
-    altsep = " "  # type: ignore[assignment]
+    sep = ''  # type: ignore[assignment]
+    altsep = ' '  # type: ignore[assignment]
 
 
 class DatabricksFileSystemFlavour(AbstractFileSystemFlavour):
@@ -630,7 +630,7 @@ def _get_kwargs_from_urls(path):
 
 class HfFileSystemFlavour(AbstractFileSystemFlavour):
     __orig_class__ = 'huggingface_hub.hf_file_system.HfFileSystem'
-    __orig_version__ = '1.2.3'
+    __orig_version__ = '1.3.7'
     protocol = ('hf',)
     root_marker = ''
     sep = '/'
@@ -1027,7 +1027,7 @@ def _strip_protocol(cls, path):
 
 class _DVCFileSystemFlavour(AbstractFileSystemFlavour):
     __orig_class__ = 'dvc.fs.dvc._DVCFileSystem'
-    __orig_version__ = '3.65.0'
+    __orig_version__ = '3.66.1'
     protocol = ('dvc',)
     root_marker = '/'
     sep = '/'