Update .gitlab-ci.yml, Dockerfile files

5 jobs for master in 14 minutes and 15 seconds (queued for 13 minutes and 20 seconds)
Status Job ID Name Coverage
  Build
passed #307306
build

00:10:42

 
  Download
passed #307307
dbnomics-fetcher
download

00:01:39

 
  Convert
passed #307308
dbnomics-fetcher
convert

00:00:18

 
  Validate
passed #307309
dbnomics-fetcher
validate

00:00:27

 
  Index
passed #307310
dbnomics-indexer
index

00:01:07