[fix] #206 맥os 버전 명시

Author: ShapeKim98

.github/workflows/build_test.yml

@@ -12,7 +12,7 @@ on:
 
 jobs:
   build:
-    runs-on: macos-latest
+    runs-on: macos-26
 
     steps:
     - uses: actions/checkout@v4