feat: cleanup swim wrapper #2104

Job	Run time
java_matrix	4s
build (ubuntu-latest)	2m 43s
build (macos-latest)	2m 59s
download_test_data	5s
unit_tests (21)	2m 40s
unit_tests (25)	3m 13s
test_run-groovy	33s
dependency_analysis	1m 8s
test_decoder	2m 11s
spotbugs	6m 33s
test_clara	3m 42s
test_coatjava (ubuntu-latest, eb-enc)	2m 24s
test_coatjava (ubuntu-latest, kpp)	3m 32s
test_coatjava (ubuntu-latest, eb-epc)	2m 30s
test_coatjava (ubuntu-latest, eb-eftpi)	2m 20s
test_coatjava (macos-latest, eb-ep, ./run-eb-tests.sh -100 electronproton)	4m 4s
test_coatjava (ubuntu-latest, eb-ep)	2m 6s
test_coatjava (ubuntu-latest, eb-eg)	2m 34s
release_build	0s
generate_documentation	1m 3s
deploy_web_pages	0s
final	4s
	46m 28s

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