change config order

RedPajama-Data-V2.py

@@ -138,18 +138,16 @@ class RedPajamaDataV2Config(datasets.BuilderConfig):
 class RedPajamaV2(datasets.GeneratorBasedBuilder):
     """ RedPajama V2: Quality annotated Web Text Documents. """
 
-    DEFAULT_CONFIG_NAME = "default"
-
     BUILDER_CONFIGS = [
         RedPajamaDataV2Config(
-            name='default',
+            name='sample',
             version=datasets.Version("1.0.0", ""),
-            description=f"RedPajamaV2",
+            description=f"RedPajamaV2 Sample",
         ),
         RedPajamaDataV2Config(
-            name='sample',
+            name='default',
             version=datasets.Version("1.0.0", ""),
-            description=f"RedPajamaV2 Sample",
+            description=f"RedPajamaV2",
         )
     ]