Update ja/book/loading_data.md

From review

Author: NotTheDr01ds

ja/book/loading_data.md

@@ -154,7 +154,8 @@ open Cargo.lock
 
 ```
 open Cargo.toml --raw
-# => [package]                                                                                        name = "nu"
+# => [package]
+# => name = "nu"
 # => version = "0.1.3"
 # => authors = ["Yehuda Katz <[email protected]>", "Sophia Turner <[email protected]>"]
 # => description = "A shell for the GitHub era"