[erp5_web_renderjs_ui] Multilistfield: remove checkValidity mutex

checkValidity calls getContent, which uses the same mutex

bt5/erp5_web_renderjs_ui/PathTemplateItem/web_page_module/rjs_gadget_erp5_multilistfield_js.js

@@ -190,6 +190,6 @@
           });
       }
       return true;
-    }, {mutex: 'changestate'});
+    });
 
 }(window, rJS, document, RSVP, isEmpty, ensureArray, getFirstNonEmpty));
\ No newline at end of file

bt5/erp5_web_renderjs_ui/PathTemplateItem/web_page_module/rjs_gadget_erp5_multilistfield_js.xml

@@ -228,7 +228,7 @@
             </item>
             <item>
                 <key> <string>serial</string> </key>
-                <value> <string>965.32192.21351.33041</string> </value>
+                <value> <string>976.20933.34738.37956</string> </value>
             </item>
             <item>
                 <key> <string>state</string> </key>
@@ -246,7 +246,7 @@
                     </tuple>
                     <state>
                       <tuple>
-                        <float>1518616357.15</float>
+                        <float>1560245604.81</float>
                         <string>UTC</string>
                       </tuple>
                     </state>