Add missing defaults to third-party stubs (#14617)

stubs/docutils/docutils/core.pyi

@@ -90,7 +90,7 @@ def publish_cmdline(
     config_section: str | None = None,
     enable_exit_status: bool = True,
     argv: list[str] | None = None,
-    usage: str = ...,
+    usage: str = "%prog [options] [<source> [<destination>]]",
     description: str = ...,
 ): ...
 def publish_file(
@@ -182,7 +182,7 @@ def publish_cmdline_to_binary(
     config_section: str | None = None,
     enable_exit_status: bool = True,
     argv: list[str] | None = None,
-    usage: str = ...,
+    usage: str = "%prog [options] [<source> [<destination>]]",
     description: str = ...,
     destination=None,
     destination_class=...,

stubs/docutils/docutils/frontend.pyi

@@ -186,10 +186,10 @@ class ConfigParser(RawConfigParser):
     old_warning: ClassVar[str]
     not_utf8_error: ClassVar[str]
     @overload  # type: ignore[override]
-    def read(self, filenames: str | Sequence[str], option_parser: None = None) -> list[str]: ...
+    def read(self, filenames: str | Sequence[str]) -> list[str]: ...
     @overload
     @deprecated("The `option_parser` parameter is deprecated and will be removed in Docutils 0.24.")
-    def read(self, filenames: str | Sequence[str], option_parser: OptionParser = ...) -> list[str]: ...
+    def read(self, filenames: str | Sequence[str], option_parser: OptionParser | None) -> list[str]: ...
     def handle_old_config(self, filename: str) -> None: ...
     def validate_settings(self, filename: str, option_parser: OptionParser) -> None: ...
     def optionxform(self, optionstr: str) -> str: ...

stubs/docutils/docutils/writers/latex2e/__init__.pyi

@@ -286,10 +286,10 @@ class LaTeXTranslator(nodes.NodeVisitor):
     def visit_docinfo(self, node: nodes.docinfo) -> None: ...
     def depart_docinfo(self, node: nodes.docinfo) -> None: ...
     @overload
-    def visit_docinfo_item(self, node, name: None = None) -> None: ...
+    def visit_docinfo_item(self, node) -> None: ...
     @overload
     @deprecated("The `name` parameter is deprecated and will be removed in Docutils 0.24.")
-    def visit_docinfo_item(self, node, name: str = ...) -> None: ...
+    def visit_docinfo_item(self, node, name: str | None) -> None: ...
     def depart_docinfo_item(self, node) -> None: ...
     def visit_doctest_block(self, node: nodes.doctest_block) -> None: ...
     def depart_doctest_block(self, node: nodes.doctest_block) -> None: ...