Merge tag 'pull-request-2023-05-15v2' of https://gitlab.com/thuth/qemu into staging

Merge tag 'pull-request-2023-05-15v2' of https://gitlab.com/thuth/qemu into staging

* Various small test updates
* Some small doc updates
* Introduce replacement for -async-teardown that shows up in the QAPI
* Make machine-qmp-cmds.c and xilinx_ethlite.c target-independent
* Fix s390x LDER instruction
* Fix s390x EXECUTE instruction with relative branches

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# gpg:                 aka "Thomas Huth <th.huth@posteo.de>" [unknown]
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* tag 'pull-request-2023-05-15v2' of https://gitlab.com/thuth/qemu: (21 commits)
  tests/tcg/s390x: Test EXECUTE of relative branches
  target/s390x: Fix EXECUTE of relative branches
  tests/tcg/s390x: Enable the multiarch system tests
  tests/tcg/multiarch: Make the system memory test work on big-endian
  s390x/tcg: Fix LDER instruction format
  hw/net: Move xilinx_ethlite.c to the target-independent source set
  hw/core: Move machine-qmp-cmds.c into the target independent source set
  cpu: Introduce a wrapper for being able to use TARGET_NAME in common code
  hw/core: Use a callback for target specific query-cpus-fast information
  docs/about/emulation: fix typo
  docs/devel: remind developers to run CI container pipeline when updating images
  s390x/pv: Fix spurious warning with asynchronous teardown
  util/async-teardown: wire up query-command-line-options
  tests/lcitool: Add mtools and xorriso and remove genisoimage as dependencies
  tests: libvirt-ci: Update to commit 'c8971e90ac' to pull in mformat and xorriso
  Add information how to fix common build error on Windows in symlink-install-tree
  hw/pci-bridge: Fix release ordering by embedding PCIBridgeWindows within PCIBridge
  tests/qtest: replace qmp_discard_response with qtest_qmp_assert_success
  net: stream: test reconnect option with an unix socket
  sysemu/kvm: Remove unused headers
  ...

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