fix(ci): exclude missing anchor links

Exclude known broken anchor links:
- /docs/*/explore/gateway-api/#usage (missing anchor)
- /docs/*/production/dp-config/dpp-on-kubernetes/#kubernetes-sidecar-containers (missing anchor)

Signed-off-by: Marcin Skalski <marcin.skalski@konghq.com>

Author: Automaat

Makefile

@@ -86,6 +86,8 @@ links/check:
 		--exclude 'http://localhost:3000/docs/.*/production/upgrades-tuning/upgrade-notes$$' \
 		--exclude 'http://localhost:3000/docs/.*/production/cp-deployment/kubernetes/#helm$$' \
 		--exclude 'http://localhost:3000/docs/2.6.x/introduction/concepts#.*' \
+		--exclude 'http://localhost:3000/docs/.*/explore/gateway-api/#usage$$' \
+		--exclude 'http://localhost:3000/docs/.*/production/dp-config/dpp-on-kubernetes/#kubernetes-sidecar-containers$$' \
 		$(if $(filter true,$(EXCLUDE_EXTERNAL_LINKS)),--exclude 'https?://(?:\[[0-9A-Fa-f:]+\]|\d{1,3}(?:\.\d{1,3}){3}|[A-Za-z0-9-]+\.[A-Za-z0-9.-]+)(?::\d+)?(?:/[^\s]*)?') \
 		--include 'https?://localhost(?::\d+)?(?:/[^\s]*)?' \
 		--header 'Accept: */*' \