chore: update to Fabric8 7.0-SNAPSHOT for testing #4874

Job	Run time
check_format_and_unit_tests	2m 19s
check_format_and_unit_tests	2m 19s
special_integration_tests (11)	2m 29s
special_integration_tests (11)	2m 29s
special_integration_tests (17)	2m 7s
special_integration_tests (17)	2m 7s
httpclient-tests (jdk) / integration_tests	20m 59s
httpclient-tests (jdk) / integration_tests	20m 59s
httpclient-tests (jetty) / integration_tests	20m 8s
httpclient-tests (jetty) / integration_tests	20m 8s
httpclient-tests (vertx) / integration_tests	20m 26s
httpclient-tests (vertx) / integration_tests	20m 26s
integration_tests (11, 1.30.3) / integration_tests	55s
integration_tests (11, 1.30.3) / integration_tests	19m 40s
integration_tests (11, 1.31.0) / integration_tests	44s
integration_tests (11, 1.31.0) / integration_tests	20m 36s
integration_tests (11, v1.28.12) / integration_tests	1m 32s
integration_tests (11, v1.28.12) / integration_tests	19m 49s
integration_tests (11, v1.29.7) / integration_tests	58s
integration_tests (11, v1.29.7) / integration_tests	19m 15s
integration_tests (17, 1.30.3) / integration_tests	56s
integration_tests (17, 1.30.3) / integration_tests	19m 17s
integration_tests (17, 1.31.0) / integration_tests	56s
integration_tests (17, 1.31.0) / integration_tests	20m 35s
integration_tests (17, v1.28.12) / integration_tests	56s
integration_tests (17, v1.28.12) / integration_tests	19m 14s
integration_tests (17, v1.29.7) / integration_tests	57s
integration_tests (17, v1.29.7) / integration_tests	19m 57s
	5h 3m 13s

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