Fix typo in Dockerfile for media proxy config

3 jobs for 28-fix-media-proxy-dockerfile in 11 minutes and 17 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Test
passed #210194
eslint

00:02:18

 
  Build
passed #210195
build_dev

00:08:46

 
  Deploy
passed #210196
deploy_dev

00:00:12