fix: File import has to check the imported values, not the current bo…

…ne value (#34)

src/viur/toolkit/importer/importer.py

@@ -380,14 +380,19 @@ def handle_entries(changes: int, value: t.Any, lang: str | None = None) -> int:
             if bone.languages and isinstance(value, dict):
                 for lang, val in value.items():
                     if lang in bone.languages:
-                        if not bone_value.get(lang):
+                        if debug:
+                            logger.debug(f"{bone_name=} | {lang=} | {val=}")
+
+                        if not val:
                             continue
 
                         if isinstance(val, dict):
                             val = [val]
                         changes = handle_entries(changes, val, lang)
 
             else:
+                if debug:
+                    logger.debug(f"{bone_name=} | {value=}")
 
                 if isinstance(value, dict):
                     value = [value]