* Bump json-ld-preloaded from 3.0.2 to 3.0.3

Bumps [json-ld-preloaded](https://github.com/ruby-rdf/json-ld-preloaded) from 3.0.2 to 3.0.3.
- [Release notes](https://github.com/ruby-rdf/json-ld-preloaded/releases)
- [Commits](https://github.com/ruby-rdf/json-ld-preloaded/compare/3.0.2...3.0.3)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

* use json-ld edge

Fixes #9411

* No need to re-require sidekiq plugins, they are required via Gemfile

* Add derailed_benchmarks tool, no need to require TTY gems in Gemfile

* Replace ruby-oembed with FetchOEmbedService

Reduce startup by 45382 allocated objects

* Remove preloaded JSON-LD in favour of caching HTTP responses

Reduce boot RAM by about 6 MiB

* Fix tests

* Fix test suite by stubbing out JSON-LD contexts

* Add handling of Linked Data Signatures in payloads

* Add a way to sign JSON, fix canonicalization of signature options

* Fix signatureValue encoding, send out signed JSON when distributing

* Add missing security context