* main: (29 commits)
  gh-101819: Fix _io clinic input for unused base class method stubs (#104418)
  gh-101819: Isolate `_io` (#101948)
  Bump mypy from 1.2.0 to 1.3.0 in /Tools/clinic (#104501)
  gh-104494: Update certain Tkinter pack/place tests for Tk 8.7 errors (#104495)
  gh-104050: Run mypy on `clinic.py` in CI (#104421)
  gh-104490: Consistently define phony make targets (#104491)
  gh-67056: document that registering/unregistering an atexit func from within an atexit func is undefined (#104473)
  gh-104487: PYTHON_FOR_REGEN must be minimum Python 3.10 (#104488)
  gh-101282: move BOLT config after PGO (gh-104493)
  gh-104469 Convert _testcapi/float.c to use AC (gh-104470)
  gh-104456: Fix ref leak in _ctypes.COMError (#104457)
  gh-98539: Make _SSLTransportProtocol.abort() safe to call when closed (#104474)
  gh-104337: Clarify random.gammavariate doc entry  (#104410)
  Minor improvements to typing docs (#104465)
  gh-87092: avoid gcc warning on uninitialized struct field in assemble.c (#104460)
  GH-71383: IDLE - Document testing subsets of modules (#104463)
  gh-104454: Fix refleak in AttributeError_reduce (#104455)
  gh-75710: IDLE - add docstrings and comments to editor module (#104446)
  gh-91896: Revert some very noisy DeprecationWarnings for `ByteString` (#104424)
  Add a mention of PYTHONBREAKPOINT to breakpoint() docs (#104430)
  ...