adding mu reconstruction package for muCLAS12 setup #1965

Job	Run time
download_test_data	4s
java_matrix	2s
build (ubuntu-latest)	3m 35s
build (macos-latest)	3m 34s
unit_tests (21)	4m 8s
unit_tests (25)	3m 30s
test_run-groovy	37s
test_decoder	3m 1s
dependency_analysis	1m 1s
test_clara	3m 52s
spotbugs	6m 33s
test_coatjava (ubuntu-latest, eb-ep)	1m 54s
test_coatjava (ubuntu-latest, eb-epc)	1m 53s
test_coatjava (ubuntu-latest, kpp)	2m 51s
test_coatjava (macos-latest, eb-ep, ./run-eb-tests.sh -100 electronproton)	3m 34s
test_coatjava (ubuntu-latest, eb-eftpi)	2m 26s
test_coatjava (ubuntu-latest, eb-enc)	2m 22s
test_coatjava (ubuntu-latest, eb-eg)	2m 5s
release_build	0s
generate_documentation	1m 4s
deploy_web_pages	-1s
final	3s
	48m 8s

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