typedefs: move QIgvm out of typedefs.h

Typedefs.h should only be used for really core types; QIgvm is
just an opaque struct that is defined in system/igvm-internal.h,
and the typedef itself can be placed simply in system/igvm.h.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

include/qemu/typedefs.h

@@ -102,7 +102,6 @@ typedef struct QEMUSGList QEMUSGList;
 typedef struct QemuSpin QemuSpin;
 typedef struct QEMUTimer QEMUTimer;
 typedef struct QEMUTimerListGroup QEMUTimerListGroup;
-typedef struct QIgvm QIgvm;
 typedef struct QList QList;
 typedef struct QNull QNull;
 typedef struct QNum QNum;

include/system/igvm.h

@@ -13,10 +13,11 @@
 #define BACKENDS_IGVM_H
 
 #include "hw/core/boards.h"
-#include "qemu/typedefs.h"
 #include "system/confidential-guest-support.h"
 #include "qapi/error.h"
 
+typedef struct QIgvm QIgvm;
+
 int qigvm_process_file(IgvmCfg *igvm, MachineState *machine_state,
                        bool onlyVpContext, Error **errp);