feat: enable sensitive fields encryption by default #86

Job	Run time
build (ubuntu-20.04, linux_openresty, lua-resty-worker-events, t/http3/admin)	11m 7s
build (ubuntu-20.04, linux_openresty, lua-resty-worker-events, t/plugin/[a-k]*)	31m 51s
build (ubuntu-20.04, linux_openresty, lua-resty-worker-events, t/plugin/[l-z]*)	30m 10s
build (ubuntu-20.04, linux_openresty, lua-resty-worker-events, t/admin t/cli t/config-center-yaml...	22m 10s
build (ubuntu-20.04, linux_openresty, lua-resty-worker-events, t/node t/pubsub t/router t/script ...	22m 14s
build (ubuntu-20.04, linux_openresty, lua-resty-events, t/http3/admin)	11m 12s
build (ubuntu-20.04, linux_openresty, lua-resty-events, t/plugin/[a-k]*)	30m 27s
build (ubuntu-20.04, linux_openresty, lua-resty-events, t/plugin/[l-z]*)	30m 57s
build (ubuntu-20.04, linux_openresty, lua-resty-events, t/admin t/cli t/config-center-yaml t/cont...	21m 47s
build (ubuntu-20.04, linux_openresty, lua-resty-events, t/node t/pubsub t/router t/script t/secre...	22m 19s
	3h 54m 14s

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