Merge tag 'pull-maintainer-ominbus-030723-1' of https://gitlab.com/stsquad/qemu into staging

maintainer updates: testing, fuzz, plugins, docs, gdbstub

 - clean up gitlab artefact handling
 - ensure gitlab publishes artefacts with coverage data
 - reduce testing scope for coverage job
 - mention CI pipeline in developer docs
 - add ability to add plugin args to check-tcg
 - fix some memory leaks and UB in tests
 - suppress xcb leaks from fuzzing output
 - add a test-fuzz to mirror the CI run
 - allow lci-refresh to be run in $SRC
 - update lcitool to latest version
 - add qemu-minimal package set with gcc-native
 - convert riscv64-cross to lcitool
 - update sbsa-ref tests
 - don't include arm_casq_ptw emulation unless TCG
 - convert plugins to use g_memdup2
 - ensure plugins instrument SVE helper mem access
 - improve documentation of QOM/QDEV
 - make gdbstub send stop responses when it should
 - report user-mode pid in gdbstub
 - add support for info proc mappings in gdbstub

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* tag 'pull-maintainer-ominbus-030723-1' of https://gitlab.com/stsquad/qemu

: (38 commits)
  tests/tcg: Add a test for info proc mappings
  docs: Document security implications of debugging
  gdbstub: Add support for info proc mappings
  gdbstub: Report the actual qemu-user pid
  gdbstub: Expose gdb_get_process() and gdb_get_first_cpu_in_process()
  linux-user: Emulate /proc/self/smaps
  linux-user: Add "safe" parameter to do_guest_openat()
  linux-user: Expose do_guest_openat() and do_guest_readlink()
  gdbstub: clean-up vcont handling to avoid goto
  gdbstub: Permit reverse step/break to provide stop response
  gdbstub: lightly refactor connection to avoid snprintf
  docs/devel: introduce some key concepts for QOM development
  docs/devel: split qom-api reference into new file
  docs/devel/qom.rst: Correct code style
  include/hw/qdev-core: fixup kerneldoc annotations
  include/migration: mark vmstate_register() as a legacy function
  docs/devel: add some front matter to the devel index
  plugins: update lockstep to use g_memdup2
  plugins: fix memory leak while parsing options
  plugins: force slow path when plugins instrument memory ops
  ...

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>