chore: fix link checker (#483)

Co-authored-by: Christian Lechner <[email protected]>

Author: lechnerc77

.github/workflows/links-watcher-cron.yml

@@ -19,7 +19,7 @@ jobs:
         id: lychee
         uses: lycheeverse/[email protected]
         with:
-          args: --verbose --no-progress --max-concurrency 2 --exclude-loopback './**/*.md'
+          args: --verbose --no-progress --max-concurrency 2 --exclude-loopback './**/*.md' --accept '100..=103,200..=299,429'
           output: ./lychee/out.md
           fail: true
         env:
@@ -41,4 +41,4 @@ jobs:
           # If issue number is empty a new issue gets created
           issue-number: ${{ steps.find_issue.outputs.issue-number }}
           content-filepath: ./lychee/out.md
-          labels: broken link, automated issue
+          labels: broken link, automated issue