[Dataset] Add dataset ogbn-papers100M (#7096)

Co-authored-by: Ubuntu <ubuntu@ip-172-31-21-37.ap-northeast-1.compute.internal>

python/dgl/graphbolt/impl/ondisk_dataset.py

@@ -877,6 +877,16 @@ class BuiltinDataset(OnDiskDataset):
             Reverse edges are added to the original graph and duplicated
             edges are removed.
 
+    **ogbn-papers100M**
+        The ogbn-papers100M dataset is a directed graph, representing the citation
+        network between all Computer Science (CS) arXiv papers indexed by MAG.
+        See more details in `ogbn-papers100M
+        <https://ogb.stanford.edu/docs/nodeprop/#ogbn-papers100M>`_.
+
+        .. note::
+            Reverse edges are added to the original graph and duplicated
+            edges are removed.
+
     **ogbn-products**
         The ogbn-products dataset is an undirected and unweighted graph,
         representing an Amazon product co-purchasing network. See more details
@@ -916,7 +926,7 @@ class BuiltinDataset(OnDiskDataset):
         "ogbn-products",
         "ogbn-arxiv",
     ]
-    _large_datasets = ["ogb-lsc-mag240m"]
+    _large_datasets = ["ogb-lsc-mag240m", "ogbn-papers100M"]
     _all_datasets = _datasets + _large_datasets
 
     def __init__(self, name: str, root: str = "datasets") -> OnDiskDataset: