Fix equivalent string in escape_default

mernen · web-flow · commit e2613f521a64 · 2019-04-13T16:44:21.000-03:00
diff --git a/src/libcore/str/mod.rs b/src/libcore/str/mod.rs
@@ -4054,7 +4054,7 @@ impl str {
     /// Both are equivalent to:
     ///
     /// ```
-    /// println!("\\u{{2764}}\n!");
+    /// println!("\\u{{2764}}\\n!");
     /// ```
     ///
     /// Using `to_string`:
