docs: use one sentence per line (#7625)

.github/contributing.md

SECURITY.md

docs/development/adding-a-package-manager.md

docs/development/branches-commits.md

docs/development/configuration.md

docs/development/design-decisions.md

docs/development/local-development.md

docs/development/readme.md

docs/development/shareable-configs.md

docs/usage/config-presets.md

docs/usage/configuration-options.md

docs/usage/configuration-templates.md

docs/usage/configure-renovate.md

docs/usage/dependency-pinning.md

docs/usage/docker.md

docs/usage/faq.md

docs/usage/golang.md

docs/usage/install-github-app.md

docs/usage/install-gitlab-app.md

docs/usage/java.md