Merge tag 'pull-11.0-gdbstub-updates-060226-1' of https://gitlab.com/stsquad/qemu...

gdbstub updates:

  - don't duplicate gdb help text in configure
  - re-build meson-buildoptions.sh if the python updated
  - re-factor stop packet handling
  - add EIO and ENOSYS errno defines
  - move host_to_gdb_errno into common gdbstub code
  - return GDB errno values for F packets
  - bool-ify user's running_state state

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* tag 'pull-11.0-gdbstub-updates-060226-1' of https://gitlab.com/stsquad/qemu:
  gdbstub/user: rename and use bool for running_state
  include/gdbstub: tweak language
  gdbstub/user-target: Convert host errno to GDB File-I/O errno
  gdbstub: Export host_to_gdb_errno File-I/O helper function
  include/gdbstub/syscalls: Add EIO and ENOSYS GDB File-I/O errno values
  gdbstub/user: localise variables for reading gdb socket
  gdbstub: extract stop reply message construction
  gdbstub: remove the need for goto cleanup
  Makefile: add python script dependency for meson-buildoptions.sh
  meson-buildoptions: Remove duplicated entry of --gdb in the help text

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>