feat: metricsV2 + oTel + prometheus sample and Grafana dashboard #6281

Job	Run time
check_format_and_unit_tests	1m 34s
build / Special integration tests (25)	2m 9s
build / Special integration tests (21)	2m 31s
build / Special integration tests (17)	2m 23s
build / httpclient-tests (vertx) / Integration tests (25, 1.32.0, vertx)	27m 14s
build / httpclient-tests (jetty) / Integration tests (25, 1.32.0, jetty)	25m 29s
build / httpclient-tests (jdk) / Integration tests (25, 1.32.0, jdk)	27m 24s
build / integration_tests (25, 1.32.4) / Integration tests (25, 1.32.4, vertx)	26m 8s
build / integration_tests (17, 1.33.1) / Integration tests (17, 1.33.1, vertx)	28m 13s
build / integration_tests (25, 1.31.8) / Integration tests (25, 1.31.8, vertx)	27m 48s
build / integration_tests (21, 1.31.8) / Integration tests (21, 1.31.8, vertx)	28m 54s
build / integration_tests (25, 1.30.12) / Integration tests (25, 1.30.12, vertx)	25m 40s
build / integration_tests (17, 1.30.12) / Integration tests (17, 1.30.12, vertx)	26m 36s
build / integration_tests (17, 1.32.4) / Integration tests (17, 1.32.4, vertx)	26m 7s
build / integration_tests (17, 1.31.8) / Integration tests (17, 1.31.8, vertx)	27m 44s
build / integration_tests (21, 1.33.1) / Integration tests (21, 1.33.1, vertx)	27m 14s
build / integration_tests (25, 1.33.1) / Integration tests (25, 1.33.1, vertx)	27m 16s
build / integration_tests (21, 1.30.12) / Integration tests (21, 1.30.12, vertx)	25m 45s
build / integration_tests (21, 1.32.4) / Integration tests (21, 1.32.4, vertx)	27m 10s
	6h 53m 19s

Provide feedback