Fix scan.yaml to use ubuntu-latest OS

Signed-off-by: Jian Wang <[email protected]>
(cherry picked from commit 5de40b8)

Author: w13915984028

.github/workflows/scan.yml

@@ -9,7 +9,7 @@ on:
 jobs:
   build:
     name: Build
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
       - name: Checkout code
         uses: actions/checkout@v3