Fix upstream regression on Nginx handler #275

Job	Run time
test	5m 7s
build-and-push-base-no-s6	6m 16s
build-and-push-pg	59s
build-and-push-base	6m 5s
build-and-push-portal-hiperf	4m 41s
build-and-push-portal	5m 16s
build-and-push-cron	1m 53s
build-and-push-manager	4m 59s
build-and-push-sessions-backup	37s
build-and-push-cron-task	2m 0s
build-and-push-ssoaas-fastcgi-server	2m 21s
build-and-push-portal-hiperf-no-s6	4m 52s
build-and-push-manager-no-s6	4m 36s
build-and-push-cron-no-s6	1m 47s
build-and-push-cron-task-no-s6	1m 32s
build-and-push-portal-no-s6	4m 44s
build-and-push-sessions-backup-no-s6	45s
build-and-push-ssoaas-fastcgi-server-no-s6	2m 35s
build-and-push-full-no-s6	3m 20s
build-and-push-full	3m 35s
build-and-push-dev	1m 41s
	1h 9m 41s

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