fix(release): update release job to ubuntu-latest Fixes: #674

Author: zygw

.github/workflows/release.yml

@@ -6,7 +6,7 @@ on:
 jobs:
   release:
     name: Release
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-latest
     if: "!contains(github.event.head_commit.message, '[skip ci]')"
     steps:
       - name: Checkout