Manual.rst: add doc for F10778

3 jobs for F10778UploadZIPandUnpack in 4 minutes and 22 seconds (queued for 1 second)
Status Job ID Name Coverage
  Before
passed #5786
documentation

00:00:44

 
  Build
passed #5787
snapshot

00:01:56

 
  Selenium
passed #5788
selenium

00:01:42