Documentation updates

[kosarko]

I'll try tracking changes that require documentation (wiki) update in this issue

• uuid vs numerical id (https://github.com/ufal/clarin-dspace/wiki/FineGrainedFieldPermissions) Originally posted by @kosarko in Upgrading the DSpace 7.2. to the CLARIN-DSpace 7.2. #1025 (comment)
• matomo tracker url is in core_services.xml Originally posted by @kosarko in Upgrading the DSpace 7.2. to the CLARIN-DSpace 7.2. #1025 (comment) (https://github.com/ufal/clarin-dspace/wiki/Configuration#piwik maybe other places)

[milanmajchrak]

1. https://github.com/dataquest-dev/DSpace/blob/dtq-dev/dspace/config/submission-forms.xml#L93
2. Define matomo tracker url in the some *.cfg file instead of core-services.xml dataquest-dev/DSpace#627