[llvm] [mlir] [mlir][sparse] Change LevelType enum to 64 bit (PR #80501)

[Aart Bik via llvm-commits]

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@@ -25,6 +25,8 @@ MLIR_DECLARE_CAPI_DIALECT_REGISTRATION(SparseTensor, sparse_tensor);
 /// These correspond to SparseTensorEncodingAttr::LevelType in the C++ API.
 /// If updating, keep them in sync and update the static_assert in the impl
 /// file.
+typedef uint64_t MlirBaseLevelType;
+
 enum MlirSparseTensorLevelType {
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aartbik wrote:

and this should be the base

https://github.com/llvm/llvm-project/pull/80501