chore(ruff) Autofixes for ruff with Python 3.10+

Fixed 10 errors:
- src/vcspull/_internal/config_reader.py:
    1 × UP035 (deprecated-import)
- src/vcspull/config.py:
    1 × I001 (unsorted-imports)
    1 × UP035 (deprecated-import)
- src/vcspull/types.py:
    1 × I001 (unsorted-imports)
    1 × UP035 (deprecated-import)
- src/vcspull/validator.py:
    1 × UP035 (deprecated-import)
- tests/test_cli.py:
    1 × UP007 (non-pep604-annotation-union)
    1 × UP035 (deprecated-import)
    1 × I001 (unsorted-imports)
    1 × UP045 (non-pep604-annotation-optional)

Found 10 errors (10 fixed, 0 remaining).

Changes:
- Moved TypeAlias imports from typing_extensions to typing for Python 3.10+ compatibility
- Updated imports to use typing.TypeGuard and typing.Literal instead of typing_extensions
- Converted Union/Optional patterns to PEP 604 union syntax
- Fixed import sorting and deprecated import patterns

Author: tony

pyproject.toml

@@ -144,7 +144,7 @@ requires = ["hatchling"]
 build-backend = "hatchling.build"
 
 [tool.mypy]
-python_version = 3.10
+python_version = "3.10"
 warn_unused_configs = true
 files = [
   "src",

src/vcspull/_internal/config_reader.py

@@ -7,7 +7,7 @@
 import yaml
 
 if t.TYPE_CHECKING:
-    from typing_extensions import Literal, TypeAlias
+    from typing import Literal, TypeAlias
 
     FormatLiteral = Literal["json", "yaml"]
 

src/vcspull/config.py

@@ -21,8 +21,7 @@
 
 if t.TYPE_CHECKING:
     from collections.abc import Callable
-
-    from typing_extensions import TypeGuard
+    from typing import TypeGuard
 
     from .types import ConfigDict, RawConfigDict
 

src/vcspull/types.py

@@ -31,8 +31,9 @@
 
 import pathlib
 import typing as t
+from typing import TypeAlias
 
-from typing_extensions import NotRequired, TypeAlias, TypedDict
+from typing_extensions import NotRequired, TypedDict
 
 if t.TYPE_CHECKING:
     from libvcs._internal.types import StrPath, VCSLiteral

src/vcspull/validator.py

@@ -6,7 +6,7 @@
 import typing as t
 
 if t.TYPE_CHECKING:
-    from typing_extensions import TypeGuard
+    from typing import TypeGuard
 
     from vcspull.types import RawConfigDict
 

tests/test_cli.py

@@ -22,11 +22,11 @@
 
 if t.TYPE_CHECKING:
     import pathlib
+    from typing import TypeAlias
 
     from libvcs.sync.git import GitSync
-    from typing_extensions import TypeAlias
 
-    ExpectedOutput: TypeAlias = t.Optional[t.Union[str, list[str]]]
+    ExpectedOutput: TypeAlias = str | list[str] | None
 
 
 class SyncCLINonExistentRepo(t.NamedTuple):