support dubbo3.x rateLimiting/circuitBreaker #442

Job	Run time
set-execution-conditions	9s
build agent and cache	1m 20s
download midwares and cache	14s
Test for agentcore dynamic config (127.0.0.1:8848, NACOS)	58s
Test for agentcore dynamic config (127.0.0.1:2181, ZOOKEEPER)	53s
Test for xds service discovery with only sermant	3m 46s
Test for xds service discovery with spring-server using envoy	3m 30s
Test for xds router and lb with router plugin (2.0.2.RELEASE, 1.19, Finchley.RELEASE, 4.4, 2.2.0,...	5m 13s
Test for xds router and lb with router plugin (2.1.0.RELEASE, 1.23, Greenwich.RELEASE, 4.4.1, 2.3...	5m 29s
Test for xds service discovery with spring-client using enovy	3m 30s
Test for xds router and lb with router plugin (2.2.0.RELEASE, 1.25, Hoxton.RELEASE, 4.5, 2.4.0, 3...	5m 49s
Test for xds router and lb with router plugin (2.3.0.RELEASE, 1.26, Hoxton.RELEASE, 4.5.3, 2.5.0,...	5m 57s
Test for xds router and lb with router plugin (2.4.0, 1.27, 2020.0.0, 4.5.7, 2.6.0, 4.2.2, 4.1.2)	5m 29s
Test for xds router and lb with router plugin (2.6.2, 1.29, 2021.0.0, 4.5.10, 2.7.3, 4.7.2, 4.1.3)	5m 29s
Test for xds router and lb with router plugin (2.7.17, 1.30, 2021.0.3, 4.5.13, 2.7.5, 4.12.0, 4.1.5)	5m 11s
	52m 57s

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