update readme fie

small metadata update for ejsnear

README.md

@@ -1938,15 +1938,13 @@ dataset_info:
     dtype: string
   - name: sha
     dtype: string
-  - name: __index_level_0__
-    dtype: int64
   - name: exact_dupe_TheStackV2
     dtype: bool
   - name: exact_dupe_RedPajama
     dtype: bool
   - name: exact_dupe_GithubCode
     dtype: bool
-  - name: exact_dupe_TheStackV1
+  - name: exact_dupe_TheStack
     dtype: bool
   - name: near_dups_stackv2
     dtype: bool