address comment

Author: yinying-lisa-li

mlir/include/mlir/Dialect/SparseTensor/IR/Enums.h

@@ -155,8 +155,8 @@ enum class Action : uint32_t {
 /// This enum defines all the sparse representations supportable by
 /// the SparseTensor dialect. We use a lightweight encoding to encode
 /// the "format" per se (dense, compressed, singleton, loose_compressed,
-/// n-out-of-m), the "properties" (ordered, unique) as well as n and m for
-/// NOutOfM level type.
+/// n-out-of-m), the "properties" (ordered, unique) as well as n and m when
+/// the format is NOutOfM.
 /// The encoding is chosen for performance of the runtime library, and thus may
 /// change in future versions; consequently, client code should use the
 /// predicate functions defined below, rather than relying on knowledge