GraalVM smoke tests

Add `HTTP2`/`HTTP3` configuration to the `HTTP` examples #497

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Run time

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Job	Run time
build (ubuntu-20.04, native)	5m 18s
build (ubuntu-20.04, nio)	5m 14s
build (macos-13, native)	10m 44s
build (macos-13, nio)	8m 31s
build (windows-2022, nio)	6m 2s
	35m 49s