code format option for ngx_http_upstream_check_module.c

[hankai17]

code format option for ngx_http_upstream_check_module.c

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[CLAassistant]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you sign our Contributor License Agreement before we can accept your contribution.
_{You have signed the CLA already but the status is still pending? Let us recheck it.}