Prepare release 2.8.1 (#2052) #1484

Job	Run time
shellcheck	3s
build	3m 30s
setup-muzzle-matrix	1m 49s
smoke-test (windows-2019, glassfish)	25m 36s
smoke-test (windows-2019, jboss)	11m 18s
smoke-test (windows-2019, jetty)	25m 33s
smoke-test (windows-2019, liberty)	31m 11s
smoke-test (windows-2019, tomcat)	27m 1s
smoke-test (windows-2019, tomee)	22m 29s
smoke-test (windows-2019, weblogic)	12m 2s
smoke-test (windows-2019, wildfly)	31m 10s
smoke-test (windows-2019, other)	14m 14s
smoke-test (ubuntu-22.04, glassfish)	7m 39s
smoke-test (ubuntu-22.04, jboss)	7m 22s
smoke-test (ubuntu-22.04, jetty)	6m 59s
smoke-test (ubuntu-22.04, liberty)	11m 56s
smoke-test (ubuntu-22.04, profiler)	8m 58s
smoke-test (ubuntu-22.04, tomcat)	6m 21s
smoke-test (ubuntu-22.04, tomee)	6m 5s
smoke-test (ubuntu-22.04, weblogic)	8m 16s
smoke-test (ubuntu-22.04, websphere)	6m 20s
smoke-test (ubuntu-22.04, wildfly)	9m 11s
smoke-test (ubuntu-22.04, other)	6m 45s
muzzle (:instrumentation:jetty)	2m 22s
muzzle (:instrumentation:khttp)	1m 57s
muzzle (:instrumentation:liberty)	1m 59s
muzzle (:instrumentation:tomcat)	2m 6s
muzzle (:instrumentation:weblogic)	2m 17s
muzzle (:instrumentation:websphere)	2m 12s
muzzle (:instrumentation:wildfly)	2m 11s
	5h 6m 52s

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