qapi: Convert inject-nmi

Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
diff --git a/hmp.h b/hmp.h
index b034704..8a31f87 100644
--- a/hmp.h
+++ b/hmp.h
@@ -40,5 +40,6 @@
 void hmp_memsave(Monitor *mon, const QDict *qdict);
 void hmp_pmemsave(Monitor *mon, const QDict *qdict);
 void hmp_cont(Monitor *mon, const QDict *qdict);
+void hmp_inject_nmi(Monitor *mon, const QDict *qdict);
 
 #endif