Fix gitlab ci registry config error.

1 job for express-logger in 1 minute and 20 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Test
failed #44782
test

00:01:20

 
Name Stage Failure
failed
test Test

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npm ERR!
npm ERR! If you need help, you may report this error at:
npm ERR! <https://github.com/npm/npm/issues>

npm ERR! Please include the following file with any support request:
npm ERR! /root/.npm/_logs/2019-02-26T09_37_53_527Z-debug.log
ERROR: Job failed: exit code 1