Exclude the example code documentation via ruff.toml instead.

Author: mbyrnepr2

doc/data/ruff.toml

@@ -5,9 +5,10 @@ line-length = 103
 extend-exclude = [
     "messages/d/duplicate-argument-name/bad.py",
     "messages/s/syntax-error/bad.py",
+    "messages/u/unreachable-match-patterns/bad.py",
     # syntax error in newer python versions
     "messages/s/star-needs-assignment-target/bad.py",
-    "messages/i/invalid-star-assignment-target/bad.py"
+    "messages/i/invalid-star-assignment-target/bad.py",
 ]
 
 [lint]