fix nested.filter queries to be nested.query

Author: haarg

lib/MetaCPAN/Query/Release.pm

@@ -1090,7 +1090,7 @@ sub find_download_url {
             nested => {
                 path       => 'module',
                 inner_hits => { _source => 'version' },
-                filter     => $entity_filter,
+                query      => $entity_filter,
             }
             };
     }

lib/MetaCPAN/Script/Latest.pm

@@ -123,8 +123,8 @@ sub run {
                 must => [
                     {
                         nested => {
-                            path   => 'module',
-                            filter => { bool => { must => $filter } }
+                            path  => 'module',
+                            query => { bool => { must => $filter } }
                         }
                     },
                     { term => { 'maturity' => 'released' } },