Build the latest patch releases of TruffleRuby on ubuntu-26.04* #671

Job	Run time
build (ubuntu-26.04-arm, truffleruby+graalvm-34.0.1)	1m 41s
build (ubuntu-26.04, truffleruby+graalvm-33.0.1)	2m 5s
build (ubuntu-26.04, truffleruby+graalvm-34.0.1)	1m 50s
build (ubuntu-26.04-arm, truffleruby+graalvm-33.0.1)	1m 42s
buildJRubyWindows	0s
Create PR to setup-ruby	9s
	7m 27s

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