Merge pull request #161 from DDD-Community/feat/#159

[feat/#159] main.yml ubuntu 버전 수정

Author: lkhoony

.github/workflows/main.yml

@@ -5,7 +5,7 @@ on:
       - develop
 jobs:
   build:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
       - name: Checkout source code
         uses: actions/checkout@v3