docs: add 3rd party section to readme
docs: add 3rd party section to readme

Grillz/hydra,Bridg/hydra-1,ory/hydra,ory/hydra,ory/hydra,ory-am/go-iam,Bridg/hydra-1,ory-am/go-iam,Bridg/hydra-1,ory/hydra,ory-am/hydra,Grillz/hydra