[ruby/sinatra-sequel] Upgrade to JRuby-9.4 (#8462)

frameworks/Ruby/sinatra-sequel/README.md

@@ -12,9 +12,8 @@ comparing a variety of web platforms.
 
 The tests will be run with:
 
-* [Ruby 2.4](http://www.ruby-lang.org)
-* [JRuby 9.1](http://jruby.org)
-* [Rubinius 3](https://rubinius.com)\*
+* [Ruby 3.3-rc1](http://www.ruby-lang.org)
+* [JRuby 9.4](http://jruby.org)
 * [Puma 3](http://puma.io)
 * [Passenger 5](https://www.phusionpassenger.com)
 * [Unicorn 5](https://bogomips.org/unicorn/)

frameworks/Ruby/sinatra-sequel/sinatra-sequel-jruby-base.dockerfile

@@ -1,4 +1,4 @@
-FROM jruby:9.1
+FROM jruby:9.4-jdk17
 
 ADD ./ /sinatra-sequel
 WORKDIR /sinatra-sequel