Format changes Following QA - App Def

Context :

QA for ticket https://jira.nuxeo.com/browse/NXS-6334

To do:

• In blocks, align title to Owner vertically 

• Remove spaces between words and :
• In certain situations, there is a smaller space between the end of text blocks and the bottom border - Align to the version with more space
  
• TBC If 'Package Dependencies' or 'Is a dependency of' ar empty, make these invisible