ci: remove retry-action on build step

40e2f99 ("hugo: aggressively cache fetched SVG from kroki") introduced a
proper fix to the rather temperamental build step with kroki, so this
action is no longer necessary for future CI pipelines.

Signed-off-by: Luca Zeuch <[email protected]>

Author: l-zeuch

.github/workflows/hugo.yml

@@ -45,16 +45,8 @@ jobs:
         run: |
           [[ -f package-lock.json || -f npm-shrinkwrap.json ]] && npm ci || true
 
-      # The website builds are notoriously flaky; specifically, Kroki tends to return
-      # a "Bad Request" error for no apparent reason. We will retry up to 3 times and then
-      # assume that the build is actually broken, rather than temperamental.
       - name: Build website
-        uses: nick-fields/retry@v3
-        with:
-          retry_on: error
-          max_attempts: 3
-          timeout_seconds: 10
-          command: npm run build
+        run: npm run build
 
       - name: Setup Pages
         if: ${{ github.event_name == 'push' && github.ref == 'refs/heads/master' }}