postgis: fix package name for Fedora

Author: bastelfreak

manifests/params.pp

@@ -99,6 +99,8 @@
 
       if $postgresql::globals::postgis_package_name {
         $postgis_package_name = $postgresql::globals::postgis_package_name
+      } elsif $facts['os']['name'] == 'Fedora' {
+        $postgis_package_name = 'postgis'
       } elsif $postgis_version and versioncmp($postgis_version, '2') < 0 {
         $postgis_package_name = "postgis${package_version}"
       } else {