puppet: Move crudini dependency to base.pp.

This allows us to use the new crudini-based zulipconf function in any
of our manifests in the future.

puppet/zulip/manifests/base.pp

@@ -6,6 +6,8 @@ class zulip::base {
                      "netcat",
                      # Nagios plugins; needed to ensure /var/lib/nagios_plugins exists
                      "nagios-plugins-basic",
+                     # Used to read /etc/zulip/zulip.conf for `zulipconf` puppet function
+                     "crudini",
                      ]
   package { $base_packages: ensure => "installed" }
 

puppet/zulip/manifests/postgres_common.pp

@@ -9,8 +9,6 @@ class zulip::postgres_common {
                         "python-dateutil", # TODO: use a virtualenv instead
                         # our dictionary
                         "hunspell-en-us",
-                        # Used to read /etc/zulip/zulip.conf for database backups
-                        "crudini",
                         ]
   define safepackage ( $ensure = present ) {
     if !defined(Package[$title]) {