[llvm] [libc++] Switch use llvm-premerge-libcxx-runner (PR #208928)

[Aiden Grossman via llvm-commits]

https://github.com/boomanaiden154 updated https://github.com/llvm/llvm-project/pull/208928

>From bedf6a6690de4e8896934686efac08b4c6cd2612 Mon Sep 17 00:00:00 2001
From: yronglin <yronglin777 at gmail.com>
Date: Sat, 11 Jul 2026 10:01:15 -0700
Subject: [PATCH] [libc++] Use llvm-premerge-libcxx-runner

Signed-off-by: yronglin <yronglin777 at gmail.com>
---
 .github/workflows/libcxx-build-and-test.yaml | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/.github/workflows/libcxx-build-and-test.yaml b/.github/workflows/libcxx-build-and-test.yaml
index f02f3ae5b0782..7244d236877bd 100644
--- a/.github/workflows/libcxx-build-and-test.yaml
+++ b/.github/workflows/libcxx-build-and-test.yaml
@@ -36,7 +36,7 @@ concurrency:
 jobs:
   stage1:
     if: github.repository_owner == 'llvm'
-    runs-on: llvm-premerge-libcxx-next-runners
+    runs-on: llvm-premerge-libcxx-runners
     continue-on-error: false
     strategy:
       fail-fast: false
@@ -79,7 +79,7 @@ jobs:
             **/crash_diagnostics/*
   stage2:
     if: github.repository_owner == 'llvm'
-    runs-on: llvm-premerge-libcxx-next-runners
+    runs-on: llvm-premerge-libcxx-runners
     needs: [ stage1 ]
     continue-on-error: false
     strategy:
@@ -130,7 +130,7 @@ jobs:
             **/crash_diagnostics/*
   stage3:
     if: github.repository_owner == 'llvm'
-    runs-on: llvm-premerge-libcxx-next-runners
+    runs-on: llvm-premerge-libcxx-runners
     needs: [ stage2 ]
     continue-on-error: false
     strategy: