qemucapabilitiestest: Add test data for the qemu-6.2 development cycle

qemucapabilitiestest: Add test data for the qemu-6.2 development cycle

The data is based on commit v6.1.0-1313-gc09124dcb8

Notable changes:

- New machine types for the 6.2 cycle were added
- MEM_UNPLUG_ERROR event was deprecated and replaced by
  DEVICE_UNPLUG_GUEST_ERROR
- Intel SGX related commands and devices added
- 'copy-before-write' blockdev filter was added
- 'memory-backend-epc' was added
- new cpu flags

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Michal Privoznik <mprivozn@redhat.com>