address comments

Author: Peiming Liu

mlir/include/mlir/Dialect/SparseTensor/Transforms/Passes.td

@@ -124,10 +124,10 @@ def SparsificationPass : Pass<"sparsification", "ModuleOp"> {
 }
 
 def StageSparseOperations : Pass<"stage-sparse-ops", "func::FuncOp"> {
-  let summary = "Decompose a complex sparse operations into multiple stages";
+  let summary = "Decompose a complex sparse operation into multiple stages";
   let description = [{
-    A pass that decomposes a complex sparse operations into multiple stages.
-    E.g., CSR -> CSC conversion is staged into CSR -> COO (unordered) -> sort -> CSC.
+    A pass that decomposes a complex sparse operation into multiple stages.
+    E.g., CSR -> CSC is staged into CSR -> COO (unordered) -> sort -> CSC.
   }];
   let constructor = "mlir::createStageSparseOperationsPass()";
   let dependentDialects = [