Update links to use new site format

data/deprecations/14-0-approvals-endpoint.yml

...ations/14-10-dependency-scanning-default-java-version.yml

data/deprecations/14-10-old-search-migration-removal.yml

data/deprecations/14-3-deprecation_omniauth-kerberos_gem.yml

data/deprecations/14-3-repository-push-audit-events.yml

...-5-certificate-based-integration-with-kubernetes-saas.yml

...ns/14-5-certificate-based-integration-with-kubernetes.yml

...cate-defaultMergeCommitMessageWithDescription-graphql.yml

...vsa-announce-deprecation-of-vsa-filtering-calculation.yml

...ions/14-5-package-container-registry-api-group-update.yml

...precations/14-5-runner-api-status-does-contain-paused.yml

...-deprecation-secure-dependency-scanning-bundler-audit.yml

...6-remove-api-fuzzing-ci-configuration-create-mutation.yml

data/deprecations/14-7-deprecate-artifacts-keyword.yml

...ns/14-7-deprecate-godep-support-in-license-compliance.yml

data/deprecations/14-7-deprecate-static-site-editor.yml

data/deprecations/14-7-pseudonymizer.yml

...deprecations/14-7-sidekiq-metrics-health-check-donfig.yml

data/deprecations/14-8-Elasticsearch-6-8.yml

data/deprecations/14-8-ci-build-variables.yml