chore(ci): update runner to ubuntu-deno

.gitea/workflows/ci.yml

@@ -13,13 +13,10 @@ on:
 
 jobs:
   ci:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-deno
 
     steps:
       - uses: actions/checkout@v4
-      - uses: denoland/setup-deno@v1
-        with:
-          deno-version: v2.x
 
       - name: Format
         id: format