fix: remove unused to_unsynced

src/lrx_cli/lrc.py

@@ -293,7 +293,7 @@ class LRCData:
             else CacheStatus.SUCCESS_UNSYNCED
         )
 
-    def normalize_unsynced(self) -> "LRCData":
+    def normalize_unsynced(self):
         """Convert lyrics into unsynced LRC form with [00:00.00] tags.
 
         - Leading blank lyric lines are skipped.
@@ -366,10 +366,6 @@ class LRCData:
 
         return "\n".join(sorted_lines).strip()
 
-    def to_unsynced(self) -> "LRCData":
-        """Return a plain-text based unsynced representation."""
-        return LRCData(self.to_plain())
-
     def to_text(
         self,
         plain: bool = False,

tests/test_lrc.py

@@ -301,14 +301,6 @@ def test_to_text_plain_true_matches_to_plain_output() -> None:
     assert data.to_text(plain=True) == data.to_plain()
 
 
-def test_to_unsynced_converts_to_plain_based_unsynced_data() -> None:
-    data = LRCData("[ar:Artist]\n[00:02.00]b\n[00:01.00]a")
-
-    unsynced = data.to_unsynced()
-
-    assert str(unsynced) == "a\nb"
-
-
 def test_duplicate_doc_tag_key_last_value_wins_but_lines_are_kept() -> None:
     data = LRCData("[ar:First]\n[ar:Second]\n[00:01.00]line")