Updates php/challenge-98.md

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CHYbeta · Nov 17, 2018 · 45dae47 · 45dae47
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diff --git a/php/challenge-98.md b/php/challenge-98.md
@@ -16,4 +16,4 @@ call_user_func($b,$a);
 ```
 
 # Refference
-+ LCTF 2018
++ LCTF 2018 bestphp's revenge