ci: update examples to latest spec #348

Job	Run time
web-server-examples (hello-haproxy)	1m 10s
web-server-examples (hello-haproxy)	1m 28s
plain-lua-examples (hello-debian)	2m 53s
plain-lua-examples (hello-debian)	2m 52s
web-server-examples (hello-nginx)	2m 48s
web-server-examples (hello-nginx)	2m 58s
rockspec-info / rockspec-info	2s
rockspec-info / rockspec-info	2s
rockspecs	1s
rockspecs	1s
linux-build (5.1, launchdarkly-server-sdk-2.1.0-0.rockspec)	16s
linux-build (5.1, launchdarkly-server-sdk-2.1.0-0.rockspec)	16s
linux-build (5.1, launchdarkly-server-sdk-redis-2.1.0-0.rockspec)	17s
linux-build (5.1, launchdarkly-server-sdk-redis-2.1.0-0.rockspec)	27s
linux-build (5.2, launchdarkly-server-sdk-2.1.0-0.rockspec)	16s
linux-build (5.2, launchdarkly-server-sdk-2.1.0-0.rockspec)	16s
linux-build (5.2, launchdarkly-server-sdk-redis-2.1.0-0.rockspec)	19s
linux-build (5.2, launchdarkly-server-sdk-redis-2.1.0-0.rockspec)	25s
linux-build (5.3, launchdarkly-server-sdk-2.1.0-0.rockspec)	17s
linux-build (5.3, launchdarkly-server-sdk-2.1.0-0.rockspec)	22s
linux-build (5.3, launchdarkly-server-sdk-redis-2.1.0-0.rockspec)	25s
linux-build (5.3, launchdarkly-server-sdk-redis-2.1.0-0.rockspec)	25s
linux-build (luajit-2.0.5, launchdarkly-server-sdk-2.1.0-0.rockspec)	17s
linux-build (luajit-2.0.5, launchdarkly-server-sdk-2.1.0-0.rockspec)	17s
linux-build (luajit-2.0.5, launchdarkly-server-sdk-redis-2.1.0-0.rockspec)	17s
linux-build (luajit-2.0.5, launchdarkly-server-sdk-redis-2.1.0-0.rockspec)	19s
	19m 26s

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