CONTRIBUTING.rdoc in rdoc-6.4.1.1 vs CONTRIBUTING.rdoc in rdoc-6.5.0

@@ -32,11 +32,10 @@
   [...]
 
 This will install all the necessary dependencies for development with rake,
 generate documentation and run the tests for the first time.
 
-If the tests don't pass on the first run check the {Travis CI page for
-RDoc}[https://travis-ci.org/ruby/rdoc] to see if there are any known failures
+If the tests don't pass on the first run check the {GitHub Actions page}[https://github.com/ruby/rdoc/actions] to see if there are any known failures
 (there shouldn't be).
 
 You can now use `rake` and `autotest` to run the tests.
 
 Note: the `rake` command must be used first before running any tests, because