Add Category as project field, include Social accounts if defined

[jmertic]

Social Account fields in LFX endpoint...

LinkedIn:          d.Twitter,
Twitter:           d.Twitter,
Facebook:          d.Facebook,
Pinterest:         d.Pinterest,
YouTube:           d.YouTube,
Reddit:            d.Reddit,

Docs: https://api-gw.platform.linuxfoundation.org/project-service/v1/api-docs#tag/public/operation/findPublicProjects

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
50.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
50.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud

[jmertic]

Closing for now, handling this in #62 and waiting until cncf/landscape2#750 is resolved for the remaining items.