Update build.yml

added: ubuntu-latest actions/runner-images#11101

Author: mrchristian

.github/workflows/build.yml

@@ -11,7 +11,7 @@ permissions:
 
 jobs:
   build:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
 
     strategy:
       matrix:
@@ -34,4 +34,4 @@ jobs:
         uses: peaceiris/actions-gh-pages@v3
         with:
           publish_dir: ./_site
-          github_token: ${{ secrets.GITHUB_TOKEN }}
+          github_token: ${{ secrets.GITHUB_TOKEN }}