[Plugin CI] ldap lib packages are absent on slaves

[Nikita Karpin]

On plugin-ci slaves next packages are needed for https://plugin-ci.fuel-infra.org/job/9.x.fuel-plugin.ldap.deploy-test:

- libsasl2-dev

- libldap2-dev

currently they are absent:

jenkins@ci-slave55:~$ apt-cache policy libldap2-dev
libldap2-dev:
  Installed: (none)
  Candidate: 2.4.31-1+nmu2ubuntu8.2
  Version table:
     2.4.31-1+nmu2ubuntu8.2 0
        500 http://archive.ubuntu.com/ubuntu/ trusty-updates/main amd64 Packages
     2.4.31-1+nmu2ubuntu8 0
        500 http://archive.ubuntu.com/ubuntu/ trusty/main amd64 Packages
jenkins@ci-slave55:~$ apt-cache policy libsasl2-dev
libsasl2-dev:
  Installed: (none)
  Candidate: 2.1.25.dfsg1-17build1
  Version table:
     2.1.25.dfsg1-17build1 0
        500 http://archive.ubuntu.com/ubuntu/ trusty/main amd64 Packages

Also can you please install them on https://jenkins-sandbox.infra.mirantis.net/ slaves

thank you!

[Pawel Brzozowski (pbrzozowski)]

Change added to repo: https://review.fuel-infra.org/25710

Deployed on:
- ci-slave53.fuel-infra.org
- ci-slave55.fuel-infra.org
- ci-slave54.fuel-infra.org
- ci-slave52.fuel-infra.org