misc: move include files to include/qemu/

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
diff --git a/hw/milkymist-softusb.c b/hw/milkymist-softusb.c
index 0743668..b7beb4b 100644
--- a/hw/milkymist-softusb.c
+++ b/hw/milkymist-softusb.c
@@ -26,7 +26,7 @@
 #include "trace.h"
 #include "ui/console.h"
 #include "hid.h"
-#include "qemu-error.h"
+#include "qemu/error-report.h"
 
 enum {
     R_CTRL = 0,