Merge tag 'migration-20230509-pull-request' of https://gitlab.com/juan.quintela/qemu...

Merge tag 'migration-20230509-pull-request' of https://gitlab.com/juan.quintela/qemu into staging

Migration Pull request (20230509 vintage) take 2

Hi

In this take 2:
- Change uint -> uint32_t to fix mingw32 compilation.

Please apply.
[take 1]
In this PULL request:
- 1st part of colo support for multifd (lukas)
- 1st part of disabling colo option (vladimir)

Please, apply.

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* tag 'migration-20230509-pull-request' of https://gitlab.com/juan.quintela/qemu:
  migration: block incoming colo when capability is disabled
  migration: disallow change capabilities in COLO state
  migration: process_incoming_migration_co: simplify code flow around ret
  migration: drop colo_incoming_thread from MigrationIncomingState
  build: move COLO under CONFIG_REPLICATION
  colo: make colo_checkpoint_notify static and provide simpler API
  block/meson.build: prefer positive condition for replication
  multifd: Add the ramblock to MultiFDRecvParams
  ram: Let colo_flush_ram_cache take the bitmap_mutex
  ram: Add public helper to set colo bitmap

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