Sync hugo version with nixpkgs

Author: kachick

.github/workflows/generate_site_and_deploy.yaml

@@ -29,7 +29,7 @@ jobs:
     runs-on: ubuntu-latest
     env:
       # Keep same version with `make deps`
-      HUGO_VERSION: 0.117.0
+      HUGO_VERSION: 0.122.0
     steps:
     - name: Install Hugo CLI
       run: |