Update spec file for new llvm version on Fedora 31 and Fedora rawhide.
Update spec file for new llvm version on Fedora 31 and Fedora rawhide.

vespa-engine/vespa,vespa-engine/vespa,vespa-engine/vespa,vespa-engine/vespa,vespa-engine/vespa,vespa-engine/vespa,vespa-engine/vespa,vespa-engine/vespa,vespa-engine/vespa,vespa-engine/vespa