Remove repetition

Author: gsusanto-fastly

doc/GUIDE.md

@@ -115,14 +115,6 @@ Avoid `.*` whenever possible. Use negated character classes:
 | `\((.*)\)` | `\([^)]*\)`    |
 | `price=.*` | `price=[0-9]+` |
 
-```regex
-# Too broad
-price=.*;
-
-# More specific
-price=[0-9]+;
-```
-
 ---
 
 ### 2. Anchor When You Require Full Matches