F-34: rebuild against ruby 3.0

rubygem-cairo.spec

@@ -14,7 +14,7 @@
 Summary:	Ruby bindings for cairo
 Name:		rubygem-%{gem_name}
 Version:	%{gemver}
-Release:	1.99%{?dist}
+Release:	2%{?dist}
 License:	GPLv2 or Ruby
 URL:		http://cairographics.org/rcairo/
 %if 1
@@ -226,6 +226,9 @@ ruby ./test/run-test.rb
 %{header_dir}/rb_cairo.h
 
 %changelog
+* Wed Jan 06 2021 Mamoru TASAKA <mtasaka@fedoraproject.org> - 1.16.6-2
+- F-34: rebuild against ruby 3.0
+
 * Thu Dec 31 2020 Mamoru TASAKA <mtasaka@fedoraproject.org> - 1.16.6-1.99
 - Rebuild for ruby 3.0
 - Set bootstrap logic for test suite