Use TypeAlias for type aliases where possible, part II (#7667)

stubs/caldav/caldav/davclient.pyi

@@ -1,5 +1,6 @@
 from collections.abc import Iterable, Mapping
 from typing import Any
+from typing_extensions import TypeAlias
 from urllib.parse import ParseResult, SplitResult
 
 from requests.auth import AuthBase
@@ -9,7 +10,7 @@ from requests.structures import CaseInsensitiveDict
 from .lib.url import URL
 from .objects import Calendar, DAVObject, Principal
 
-_Element = Any  # actually lxml.etree._Element
+_Element: TypeAlias = Any  # actually lxml.etree._Element
 
 class DAVResponse:
     reason: str

stubs/caldav/caldav/elements/base.pyi

@@ -1,8 +1,9 @@
 from _typeshed import Self
 from collections.abc import Iterable
 from typing import Any, ClassVar
+from typing_extensions import TypeAlias
 
-_Element = Any  # actually lxml.etree._Element
+_Element: TypeAlias = Any  # actually lxml.etree._Element
 
 class BaseElement:
     tag: ClassVar[str | None]

stubs/caldav/caldav/objects.pyi

@@ -2,7 +2,7 @@ import datetime
 from _typeshed import Self
 from collections.abc import Iterable, Iterator, Mapping
 from typing import Any, TypeVar, overload
-from typing_extensions import Literal
+from typing_extensions import Literal, TypeAlias
 from urllib.parse import ParseResult, SplitResult
 
 from vobject.base import VBase
@@ -13,7 +13,7 @@ from .lib.url import URL
 
 _CC = TypeVar("_CC", bound=CalendarObjectResource)
 
-_vCalAddress = Any  # actually icalendar.vCalAddress
+_vCalAddress: TypeAlias = Any  # actually icalendar.vCalAddress
 
 class DAVObject:
     id: str | None