From b74fb01303b986d36513a88f89edf2533277c84f Mon Sep 17 00:00:00 2001
From: xtqqczze <45661989+xtqqczze@users.noreply.github.com>
Date: Mon, 18 May 2026 14:14:32 +0100
Subject: [PATCH] chore: fix yaml-schema error

```log
Incorrect type. Expected "string | number | boolean".
```
---
 .github/workflows/ci.yaml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 92eb6fef1946..3af2cc540f0a 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -365,7 +365,7 @@ jobs:
     runs-on: ubuntu-24.04
     timeout-minutes: 10
     env:
-      RUSTFLAGS: # No need to check warnings on old MSRV, unset `-Dwarnings`
+      RUSTFLAGS: "" # No need to check warnings on old MSRV, clear `-Dwarnings`
     steps:
     - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
       with: