Make Java async accepted test more forgiving #1103

Job	Run time
build-java (ubuntu-latest)	32s
build-python (ubuntu-latest)	23s
build-dotnet (ubuntu-latest)	27s
build-go (ubuntu-latest)	12s
build-ts (ubuntu-latest)	21s
feature-tests-python / test	1m 27s
feature-tests-java / test	1m 55s
feature-tests-dotnet / test	1m 23s
feature-tests-ts / test	1m 52s
feature-tests-go / test	1m 31s
build-docker-images / build-go-docker-images / Build go docker image	2m 5s
build-docker-images / build-java-docker-images / Build java docker image	2m 21s
build-docker-images / build-python-docker-images / Build py docker image	2m 10s
build-docker-images / build-dotnet-docker-images / Build cs docker image	1m 59s
build-docker-images / build-ts-docker-images / Build ts docker image	2m 59s
	21m 37s

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