[mlir] Construct SmallVector with ArrayRef (NFC) (#135899)

Author: kazutakahirata

mlir/lib/Dialect/Tosa/IR/TosaOps.cpp

@@ -483,8 +483,7 @@ LogicalResult tosa::ArgMaxOp::verify() {
 
   const ArrayRef<int64_t> inputShape = inputType.getShape();
   const ArrayRef<int64_t> outputShape = resultType.getShape();
-  llvm::SmallVector<int64_t> expectedOutputShape(inputShape.begin(),
-                                                 inputShape.end());
+  llvm::SmallVector<int64_t> expectedOutputShape(inputShape);
   expectedOutputShape.erase(expectedOutputShape.begin() + axis);
   if (failed(verifyCompatibleShape(expectedOutputShape, outputShape)))
     return emitOpError("expected output shape '")