Fix incorrect indentation

Author: manisandro

src/config_generator/qgs_reader.py

@@ -533,8 +533,8 @@ def __field_constraints(self, root, maplayer, field, map_prefix, shortnames, key
                     if mlname is not None and mlname.text == layerName:
                         kvlayer = ml
                         break
-                if kvlayer is None:
-                    self.logger.warning(f"Cannot generate keyvalrel config for field {field}: the referenced relation table {layerName} does not exist in the project")
+            if kvlayer is None:
+                self.logger.warning(f"Cannot generate keyvalrel config for field {field}: the referenced relation table {layerName} does not exist in the project")
             elif kvlayer.find('provider').text != 'postgres':
                 self.logger.warning(f"Cannot generate keyvalrel config for field {field}: relation table {layerName} is not a postgres layer")
             else: