chore: update docs

README.md

docs/pages/docs/changelog/index.md

docs/pages/docs/features/configuration/index.md

docs/pages/docs/features/database/doctrine/entities.md

.../pages/docs/features/database/doctrine/entity-managers.md

docs/pages/docs/features/graphql/developing-schema.md

docs/pages/docs/features/http/controllers.md

docs/pages/docs/features/http/interceptors.md

docs/pages/docs/features/http/middleware.md

docs/pages/docs/features/http/psr-http-messages.md

docs/pages/docs/features/http/responders.md

docs/pages/docs/features/http/serving-assets.md

docs/pages/docs/features/http/sessions.md

docs/pages/docs/features/openapi/exposing-schema/index.md

docs/pages/docs/features/security/authentication/index.md

docs/pages/docs/features/security/authorization/index.md

...s/docs/features/security/content-security-policy/index.md

docs/pages/docs/features/security/csrf-protection/index.md

...eatures/security/oauth2/authorization-code-grant/index.md

...ages/docs/features/security/oauth2/configuration/index.md