Add @Sample annotation for expectation pattern releated integration tests #5902

Job	Run time
check_format_and_unit_tests	1m 23s
build / Special integration tests (25)	2m 35s
build / Special integration tests (17)	2m 13s
build / Special integration tests (21)	2m 16s
build / integration_tests (25, 1.30.12) / Integration tests (25, 1.30.12, vertx)	24m 19s
build / integration_tests (17, 1.31.8) / Integration tests (17, 1.31.8, vertx)	26m 8s
build / httpclient-tests (jetty) / Integration tests (25, 1.32.0, jetty)	24m 41s
build / integration_tests (17, 1.32.4) / Integration tests (17, 1.32.4, vertx)	25m 56s
build / httpclient-tests (vertx) / Integration tests (25, 1.32.0, vertx)	25m 57s
build / integration_tests (21, 1.31.8) / Integration tests (21, 1.31.8, vertx)	25m 40s
build / integration_tests (17, 1.33.1) / Integration tests (17, 1.33.1, vertx)	26m 28s
build / integration_tests (25, 1.31.8) / Integration tests (25, 1.31.8, vertx)	26m 40s
build / integration_tests (21, 1.32.4) / Integration tests (21, 1.32.4, vertx)	25m 30s
build / integration_tests (21, 1.33.1) / Integration tests (21, 1.33.1, vertx)	27m 4s
build / integration_tests (21, 1.30.12) / Integration tests (21, 1.30.12, vertx)	24m 27s
build / integration_tests (25, 1.32.4) / Integration tests (25, 1.32.4, vertx)	25m 34s
build / httpclient-tests (jdk) / Integration tests (25, 1.32.0, jdk)	25m 7s
build / integration_tests (17, 1.30.12) / Integration tests (17, 1.30.12, vertx)	24m 46s
build / integration_tests (25, 1.33.1) / Integration tests (25, 1.33.1, vertx)	26m 49s
	6h 33m 33s

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