Clean up files and move discovery-provider to discovery

[raymondjacobson]

Description

• Move /discovery-provider to /discovery
• Move /discovery-provider/integration_tests to /discovery/tests
• Delete unused files for some solana things within discovery
• Update relevant documentation, etc.

After this change you will need to do

audius-compose connect

As your discovery hosts are now going to be: http://audius-protocol-discovery-1/health_check

How Has This Been Tested?

Please describe the tests that you ran to verify your changes. Provide repro instructions & any configuration.

audius-cmd

audius-cmd create-user freddie_mercury
audius-cmd edit-user freddie_mercury --bio "easy come easy go"
audius-cmd upload-track --from freddie_mercury --title "Bohemian Rhapsody"

client

npm run web:dev

& created account

[audius-infra]

Preview this change https://demo.audius.co/rj-discovery-redir

[audius-infra]

Preview this change https://demo.audius.co/rj-discovery-redir

[audius-infra]

Preview this change https://demo.audius.co/rj-discovery-redir

[raymondjacobson]

discovery

"It provides discovery" I guess is the answer. We threw that name out when we went to Discovery Node (for readability sake). I'll reland this change after sebastian's PR goes in to monorepo the discovery stuff.