Update pt_BR translation: list_results_count, label_export_download

Resources/translations/SonataAdminBundle.pt_BR.xliff

@@ -237,11 +237,11 @@
 
             <trans-unit id="list_results_count">
                 <source>list_results_count</source>
-                <target>list_results_count|list_results_count</target>
+                <target>1 item listado|%count% itens listados</target>
             </trans-unit>
             <trans-unit id="label_export_download">
                 <source>label_export_download</source>
-                <target>label_export_download</target>
+                <target>Download : </target>
             </trans-unit>
             <trans-unit id="loading_information">
                 <source>loading_information</source>