Bug: Some links on advanced.md need updating (docker hub and RLN spec)

[annadanchenko]

https://github.com/waku-org/nwaku-compose/blob/master/ADVANCED.md

1. docker hub. Currently: not found https://hub.docker.com/r/waku-org/nwaku Expected: probably https://hub.docker.com/r/wakuorg/nwaku/tags
2. RLN-V1 spec. Currently: not found https://rfc.vac.dev/spec/32/
3. RLN-V2 spec. Currently: not found https://rfc.vac.dev/spec/58/

[annadanchenko]