[llvm] [mlir][GPU] Update CODEOWNERS (PR #155258)

[Fabian Mora via llvm-commits]

https://github.com/fabianmcg created https://github.com/llvm/llvm-project/pull/155258

Updating the CODEOWNERS file to more easily perform the MLIR GPU dialect maintainer role.

>From f59bb57065fd03a8d76c9866c5968d774d077aaa Mon Sep 17 00:00:00 2001
From: Fabian Mora <fmora.dev at gmail.com>
Date: Mon, 25 Aug 2025 11:20:33 -0400
Subject: [PATCH] [mlir][GPU] Update CODEOWNERS

Updating the CODEOWNERS to more easily perform the MLIR GPU dialect maintainer role.
---
 .github/CODEOWNERS | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS
index b3511efe61690..0e7ed469ad1bc 100644
--- a/.github/CODEOWNERS
+++ b/.github/CODEOWNERS
@@ -112,6 +112,9 @@
 /mlir/**/NVGPU*/ @grypp
 /mlir/test/**/CUDA/ @grypp
 
+# MLIR GPU Dialect
+/mlir/**/GPU*/ @fabianmcg
+
 # MLIR NVVM Dialect in MLIR
 /mlir/**/LLVMIR/**/BasicPtxBuilderInterface* @grypp
 /mlir/**/NVVM* @grypp