Add support of `Host` header #19866

Job	Run time
contrib-tests-matrix (receiver-0)	4m 25s
contrib-tests-matrix (receiver-1)	5m 56s
contrib-tests-matrix (receiver-2)	8m 17s
contrib-tests-matrix (receiver-3)	6m 9s
contrib-tests-matrix (processor)	4m 17s
contrib-tests-matrix (exporter-0)	8m 29s
contrib-tests-matrix (exporter-1)	7m 5s
contrib-tests-matrix (extension)	5m 0s
contrib-tests-matrix (connector)	3m 1s
contrib-tests-matrix (internal)	4m 57s
contrib-tests-matrix (pkg)	2m 50s
contrib-tests-matrix (cmd-0)	7m 7s
contrib-tests-matrix (cmd-1)	3m 46s
contrib-tests-matrix (other)	8m 12s
contrib_tests	1s
	1h 19m 32s

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