:bug: Broken links detected on fixed.docs.upsun.com

[github-actions]

Broken Link	Parent	Line in Parent	Reason
https://yaml.org/spec/1.2.2/	https://fixed.docs.upsun.com/learn/overview/yaml/what-is-yaml.html	13063	404 Not Found
https://www.w3.org/International/articles/http-charset/index.en	https://fixed.docs.upsun.com/create-apps/web/custom-headers.html	12806	403 Forbidden
https://varnish-cache.org/docs/trunk/users-guide/purging.html	https://fixed.docs.upsun.com/add-services/varnish.html	13371	ConnectionError: HTTPSConnectionPool(host='varnish-cache.org', port=443): Max retries exceeded with url: /docs/trunk/users-guide/purging.html (Caused by NewConnectionError("HTTPSConnection(host='varnish-cache.org', port=443): Failed to esta...
https://varnish-cache.org/docs/	https://fixed.docs.upsun.com/add-services/varnish.html	13479	ConnectionError: HTTPSConnectionPool(host='varnish-cache.org', port=443): Max retries exceeded with url: /docs/ (Caused by NewConnectionError("HTTPSConnection(host='varnish-cache.org', port=443): Failed to establish a new connection: [Errno...
https://developer.upsun.com/old/posts/ready-to-have-fun-try-kotlin-and-spring	https://fixed.docs.upsun.com/languages/java.html	12941	404 Not Found
https://jakarta.ee/specifications/persistence/	https://fixed.docs.upsun.com/guides/quarkus/jpa.html	12701	ConnectTimeout: HTTPSConnectionPool(host='jakarta.ee', port=443): Max retries exceeded with url: /specifications/persistence/ (Caused by ConnectTimeoutError(<HTTPSConnection(host='jakarta.ee', port=443) at 0x7f56c44a5d80>, 'Connection to ja...
https://www.uvicorn.org/#running-with-gunicorn	https://fixed.docs.upsun.com/languages/python/server.html	13057	ConnectionError: HTTPSConnectionPool(host='www.uvicorn.org', port=443): Max retries exceeded with url: / (Caused by NameResolutionError("HTTPSConnection(host='www.uvicorn.org', port=443): Failed to resolve 'www.uvicorn.org' ([Errno -3] Temp...
https://www.uvicorn.org/settings/#timeouts	https://fixed.docs.upsun.com/languages/python/server.html	13759	ConnectionError: HTTPSConnectionPool(host='www.uvicorn.org', port=443): Max retries exceeded with url: /settings/ (Caused by NameResolutionError("HTTPSConnection(host='www.uvicorn.org', port=443): Failed to resolve 'www.uvicorn.org' ([Errno...
https://developer.upsun.com/old/posts/platformsh-is-now-using-annual-carbon-intensities-from-electricity-maps	https://fixed.docs.upsun.com/development/regions.html	12734	404 Not Found
https://docs.docksal.io/getting-started/setup/#system-requirements	https://fixed.docs.upsun.com/development/local/docksal.html	12729	ConnectionError: HTTPSConnectionPool(host='docs.docksal.io', port=443): Max retries exceeded with url: /getting-started/setup/ (Caused by NewConnectionError("HTTPSConnection(host='docs.docksal.io', port=443): Failed to establish a new conne...
https://letsencrypt.org/docs/challenge-types/	https://fixed.docs.upsun.com/domains/troubleshoot.html	13041	ConnectionError: HTTPSConnectionPool(host='letsencrypt.org', port=443): Max retries exceeded with url: /docs/challenge-types/ (Caused by NewConnectionError("HTTPSConnection(host='letsencrypt.org', port=443): Failed to establish a new connec...
https://docs.newrelic.com/docs/apm/agents/php-agent/configuration/php-agent-configuration/#inivar-distributed-enabled	https://fixed.docs.upsun.com/increase-observability/integrate-observability/new-relic/php.html	12859	ConnectionError: HTTPSConnectionPool(host='docs.newrelic.com', port=443): Max retries exceeded with url: /docs/apm/agents/php-agent/configuration/php-agent-configuration/ (Caused by NewConnectionError("HTTPSConnection(host='docs.newrelic.co...