[NFC] It's a test commit, which updates CREDITS.TXT

Author: zixuan-wu

llvm/CREDITS.TXT

@@ -522,9 +522,9 @@ N: Li Jia He
 E: [email protected]
 D: PowerPC Backend Developer
 
-N: Zixuan Wu
-E: [email protected]
-D: PowerPC Backend Developer
+N: Zi Xuan Wu
+N: Zeson
+E: [email protected]
 
 N: Kang Zhang
 E: [email protected]