Fix the build error
RPM build errors:
File not found: /builddir/build/BUILDROOT/ovn-2.12.0-0.fc32.x86_64/usr/share/ovn/scripts/ovn-bugtool-nbctl-show
File not found: /builddir/build/BUILDROOT/ovn-2.12.0-0.fc32.x86_64/usr/share/ovn/scripts/ovn-bugtool-sbctl-lflow-list
File not found: /builddir/build/BUILDROOT/ovn-2.12.0-0.fc32.x86_64/usr/share/ovn/scripts/ovn-bugtool-sbctl-show