Update nginx stability tag to 5.30.0

Update memcached stability tag to 2.14.2

Update redis stability tag to 3.15.2

Merge remote-tracking branch 'origin/master'

Add mariadb 10.9

Update node stability tag to 1.14.0

Update drupal stability tag to 4.45.16

Update redis stability tag to 3.14.6

Update xhprof stability tag to 3.6.10

Update kibana stability tag to 5.18.4