memory: remove unused memory_region_set_global_locking()

This was never used since its introduction in commit
196ea13104f8 ("memory: Add global-locking property to memory
regions").

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2 files changed