Update check-links.yaml

Author: codeboten

.github/workflows/check-links.yaml

@@ -47,12 +47,12 @@ jobs:
           fetch-depth: 0
 
       - name: Install markdown-link-check
-        run: npm install
+        run: npm ci
 
       - name: Run markdown-link-check
         run: |
           npx --no -- markdown-link-check \
             --verbose \
             --config .github/workflows/check_links_config.json \
             ${{needs.changedfiles.outputs.files}} \
-            || { echo "Check that anchor links are lowercase"; exit 1; }
+            || { echo "Check that anchor links are lowercase"; exit 1; }