fix codemeta file property to have list option;

Author: mustafasoylu

src/somesy/core/models.py

@@ -233,9 +233,9 @@ def at_least_one_target(cls, values):
     no_sync_codemeta: Annotated[
         bool, Field(description="Do not sync with codemeta.json.")
     ] = False
-    codemeta_file: Annotated[Path, Field(description="codemeta.json file path.")] = (
-        Path("codemeta.json")
-    )
+    codemeta_file: Annotated[
+        Union[Path, List[Path]], Field(description="codemeta.json file path.")
+    ] = Path("codemeta.json")
     merge_codemeta: Annotated[
         bool,
         Field(