Update .gitlab-ci.yml

9 jobs from master in 7 minutes (queued for 1 second)
Status Job ID Name Coverage
  Sqlite
passed #55675
sqlite1

00:02:24

passed #55676
sqlite2

00:02:19

passed #55677
sqlite3

00:02:23

 
  Postgresql
passed #55678
postgresql1

00:02:06

passed #55679
postgresql2

00:00:55

passed #55680
postgresql3

00:02:13

 
  Mysql
passed #55681
mysql1

00:00:52

passed #55682
mysql2

00:00:51

passed #55683
mysql3

00:02:21