feat(kafka-logger): add max req/resp body size attributes (#11133) #8

Job	Run time
build (ubuntu-20.04, linux_openresty, lua-resty-worker-events, t/http3/admin)	12m 24s
build (ubuntu-20.04, linux_openresty, lua-resty-worker-events, t/plugin/[a-k]*)	26m 33s
build (ubuntu-20.04, linux_openresty, lua-resty-worker-events, t/plugin/[l-z]*)	26m 44s
build (ubuntu-20.04, linux_openresty, lua-resty-worker-events, t/admin t/cli t/config-center-yaml...	22m 34s
build (ubuntu-20.04, linux_openresty, lua-resty-worker-events, t/node t/pubsub t/router t/script ...	24m 45s
build (ubuntu-20.04, linux_openresty, lua-resty-events, t/http3/admin)	14m 23s
build (ubuntu-20.04, linux_openresty, lua-resty-events, t/plugin/[a-k]*)	26m 29s
build (ubuntu-20.04, linux_openresty, lua-resty-events, t/plugin/[l-z]*)	32m 27s
build (ubuntu-20.04, linux_openresty, lua-resty-events, t/admin t/cli t/config-center-yaml t/cont...	23m 47s
build (ubuntu-20.04, linux_openresty, lua-resty-events, t/node t/pubsub t/router t/script t/secre...	24m 27s
	3h 54m 33s

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