Update src/uwtools/api/config.py

Co-authored-by: Christina Holt <56881914+christinaholtNOAA@users.noreply.github.com>

Author: maddenp-cu

src/uwtools/api/config.py

@@ -250,7 +250,7 @@ def validate(
 __all__ = [
     "FieldTableConfig",
     "INIConfig",
-    "INIConfig",
+    "NMLConfig",
     "SHConfig",
     "YAMLConfig",
     "compare",