Security fix for the ALT Linux 9 package qt4 version 4.8.7-alt22

4.8.7-alt22 built March 16, 2021 Sergey V Turchin in task 267393 --- March 4, 2021 Aleksei Nikiforov - Applied security fixes fixes: CVE-2020-17507 thanks zerg@alt - Fixed build with gcc-10+. - Disabled -reduce-relocation option since it causes issues with new binutils...