Fix span for punnycode

ehuss · ehuss · commit da4f62ebf7c4 · 2023-07-24T08:15:53.000-07:00
diff --git a/src/doc/rustc/src/symbol-mangling/v0.md b/src/doc/rustc/src/symbol-mangling/v0.md
@@ -493,7 +493,7 @@ would be mangled as:
 
 ```text
 _RNvNtNtCsgOH4LzxkuMq_7mycrateu8gdel_5qa6escher4bach
-                              ││└───┬───┘
+                              ││└───┬──┘
                               ││    │
                               ││    └── gdel_5qa translates to gödel
                               │└─────── 8 is the length
