Merge pull request #1658 from lilai23/cncf #136

Job	Run time
set-execution-conditions	11s
download midwares and cache	6s
build agent and cache	5m 31s
Test for xds service discovery with only sermant	3m 51s
Test for xds service discovery with spring-server using envoy	3m 35s
Test for xds service discovery with spring-client using enovy	3m 36s
Test for agentcore dynamic config (127.0.0.1:8848, NACOS)	1m 4s
Test for xds router and lb with router plugin (2.0.2.RELEASE, 1.19, Finchley.RELEASE, 4.4, 2.2.0,...	5m 25s
Test for agentcore dynamic config (127.0.0.1:2181, ZOOKEEPER)	56s
Test for xds router and lb with router plugin (2.1.0.RELEASE, 1.23, Greenwich.RELEASE, 4.4.1, 2.3...	5m 43s
Test for xds router and lb with router plugin (2.2.0.RELEASE, 1.25, Hoxton.RELEASE, 4.5, 2.4.0, 3...	5m 34s
Test for xds router and lb with router plugin (2.3.0.RELEASE, 1.26, Hoxton.RELEASE, 4.5.3, 2.5.0,...	5m 14s
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 36s
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)	6m 7s
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 14s
	57m 43s

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