add endline.

Author: linuxlonelyeagle

mlir/test/Transforms/compose-subview.mlir

@@ -92,4 +92,4 @@ func.func @main(%input: memref<4x1024xf32>) -> memref<1x64xf32, strided<[4096, 4
   %0 = memref.subview %input[%cst_2, 256] [2, 256] [2, 2] : memref<4x1024xf32> to memref<2x256xf32, strided<[2048, 2], offset: ?>>
   %1 = memref.subview %0[%cst_1, 64] [1, 64] [2, 2] : memref<2x256xf32, strided<[2048, 2], offset: ?>> to memref<1x64xf32, strided<[4096, 4], offset: ?>>
   return %1 : memref<1x64xf32, strided<[4096, 4], offset: ?>>
-}
+}