Update index.md

Author: abizer94

content/writeups/GoogleCTF2025/datadefinition/index.md

@@ -1,5 +1,5 @@
 +++
-title = "datadefinition"
+title = "Data_Definition"
 date = 2025-08-13
 authors = ["Hargun Kaur"]
 +++
@@ -265,4 +265,4 @@ var
 
 $ cat flag_spELRE7Rwc8D3pWkP1Ol0LqFXWAZgr9S.txt
 CTF{GoodOlUnixToolsAndReadingSomePhrack}
-```
+```