Use Cloudflare in comments

Signed-off-by: Takuya Noguchi <takninnovationresearch@gmail.com>

changelogs/unreleased/231329-use-cloudflare-comments.yml

+---
+title: Use Cloudflare in comments
+merge_request: 37764
+author: Takuya Noguchi
+type: other

qa/qa/service/docker_run/gitlab_runner.rb

@@ -92,7 +92,7 @@ module QA
           CMD
         end
 
-        # Ping CloudFlare DNS, should fail
+        # Ping Cloudflare DNS, should fail
         # Ping Registry, should fail to resolve
         def prove_airgap
           gitlab_ip = Resolv.getaddress 'registry.gitlab.com'