File vbox_remove_smp_mflags.patch of Package virtualbox.openSUSE_Leap_15.3_Update

Index: VirtualBox-7.0.4/src/libs/libxml2-2.9.14/libxml.spec.in
===================================================================
--- VirtualBox-7.0.4.orig/src/libs/libxml2-2.9.14/libxml.spec.in
+++ VirtualBox-7.0.4/src/libs/libxml2-2.9.14/libxml.spec.in
@@ -103,7 +103,7 @@ sed -i 's|#!/usr/bin/python |#!%{__pytho
 
 %build
 %configure
-make %{_smp_mflags}
+make
 
 find doc -type f -exec chmod 0644 \{\} \;