upgpkg: racket 5.92-1

Upstream update, Update license, Switch to upstream desktop file

git-svn-id: file:///srv/repos/svn-packages/svn@204724 eb2447ed-0c53-47e4-bac8-5bc4a241df78
archrelease: copy trunk to extra-i686, extra-x86_64

git-svn-id: file:///srv/repos/svn-packages/svn@204725 eb2447ed-0c53-47e4-bac8-5bc4a241df78