Add support SSL/TLS enabled LDAP service

Closes-Bug: PROD-35184
Change-Id: I414ccbe40eb6869fb928864041b5b5d543602fbc
diff --git a/tests/pillar/system.sls b/tests/pillar/system.sls
index 2792df3..5696151 100644
--- a/tests/pillar/system.sls
+++ b/tests/pillar/system.sls
@@ -287,8 +287,8 @@
           enabled: true
           https: https://127.0.5.1:443
       saltstack:
-        source: "deb [arch=amd64] http://repo.saltstack.com/apt/ubuntu/16.04/amd64/2017.7/ xenial main"
-        key_url: "http://repo.saltstack.com/apt/ubuntu/16.04/amd64/2017.7/SALTSTACK-GPG-KEY.pub"
+        source: "deb [arch=amd64] http://mirror.mirantis.com/update/2019.2.0/saltstack-2017.7/xenial xenial main"
+        key_url: "http://mirror.mirantis.com/update/2019.2.0/saltstack-2017.7/xenial/SALTSTACK-GPG-KEY.pub"
         name: 'human readable saltstack reponame'
         architectures: amd64
         clean_file: true