Composer: Fix certificate validation errors by using packagist only (#5148)

.. switched for the last dependency i.e. kolab/net_ldap3

CHANGELOG

@@ -1,6 +1,7 @@
 CHANGELOG Roundcube Webmail
 ===========================
 
+- Composer: Fix certificate validation errors by using packagist only (#5148)
 - Enigma: Add button to send mail unencrypted if no key was found (#5913)
 - Add --get and --extract arguments and CACHEDIR env-variable support to install-jsdeps.sh (#5882)
 - Update to jquery-minicolors 2.2.6

composer.json-dist

@@ -6,10 +6,6 @@
         {
             "type": "composer",
             "url": "https://plugins.roundcube.net/"
-        },
-        {
-            "type": "vcs",
-            "url": "https://git.kolab.org/diffusion/PNL/php-net_ldap.git"
         }
     ],
     "require": {
@@ -30,6 +26,6 @@
     },
     "suggest": {
         "pear/net_ldap2": "~2.2.0 required for connecting to LDAP",
-        "kolab/Net_LDAP3": "dev-master required for connecting to LDAP"
+        "kolab/net_ldap3": "~1.0.6 required for connecting to LDAP"
     }
 }