[NFC] add myself as the code owner of the PowerPC target

Chen Zheng · Chen Zheng · commit 7476b412d463 · 2024-04-14T21:24:50.000-04:00
Norminated by Nemanja in https://discourse.llvm.org/t/powerpc-code-owner/78142
diff --git a/llvm/CODE_OWNERS.TXT b/llvm/CODE_OWNERS.TXT
@@ -79,8 +79,8 @@ N: Hal Finkel
 E: hfinkel@anl.gov
 D: The loop reroller and alias analysis
 
-N: Nemanja Ivanovic
-E: nemanja.i.ibm@gmail.com
+N: Zheng Chen
+E: czhengsz@cn.ibm.com
 D: PowerPC Backend
 
 N: Dan Gohman
