wxGUI/dbmgr: fix querying for areas (v.what returns no Id) again

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@52835 15284696-431f-4ddb-bdfa-cd5b030d7da7

gui/wxpython/dbmgr/vinfo.py

@@ -124,8 +124,9 @@ class VectorDBInfo(VectorDBInfoBase):
                     continue
                 if key in ret:
                     ret[key].append(value)
-                else:
-                    ret[key].append(None)
+            if 'Id' not in record.keys():
+                ret['Id'].append(None)
+
         return ret
     
     def SelectFromTable(self, layer, cols = '*', where = None):