Add Ruby 3.4 to the test matrix (#242)

Co-authored-by: Tony Arcieri <bascule@gmail.com>

Author: herwinw

.github/workflows/ci.yml

@@ -21,7 +21,9 @@ jobs:
           - ruby-3.1
           - ruby-3.2
           - ruby-3.3
-          - jruby-9.3.0
+          - ruby-3.4
+          - jruby-9.4.12
+          - jruby-10.0.0
         os: [ ubuntu-latest ]
     runs-on: ${{ matrix.os }}
     steps:

README.md

@@ -52,7 +52,9 @@ versions:
 * Ruby 3.1
 * Ruby 3.2
 * Ruby 3.3
-* JRuby 9.3
+* Ruby 3.4
+* JRuby 9.4
+* JRuby 10.0
 
 If something doesn't work on one of these versions, it's a bug.