Merge branch 'cherry-pick-e79d8414' into 'maintenance-1.6.6-X'

remove unnecessary update

See merge request linagora/lgs/smartsla/smartsla-backend!350

release 1.6.6

Update esn to 1.6.

Merge branch 'smartsla-892' into 'master'

smartsla-frontend#892 Display software vulnerability  in open tickets

See merge request linagora/lgs/smartsla/smartsla-backend!330

(cherry picked from commit 19521a2)

bd911d3  #892 Display software vulnerability  in open tickets

#886 Change technicalReferent type in contract schema

(cherry picked from commit 92d817e)

Merge branch 'Logger-filter-api' into 'master'

Adding logger in Filter API

See merge request linagora/lgs/smartsla/smartsla-backend!324

(cherry picked from commit a179e28)

2c94e49 Adding logger in Filter API

 #861 remove vulnerability software type to open filter

(cherry picked from commit dd978c0)

 #861 fix user filters

(cherry picked from commit 1adb904)

release 1.6.4

Update .gitlab-ci.yml