FIX: db-sync-mirrors.pl - various
FIX: db-sync-mirrors.pl - various

Commit fixes following:
  * uncomment 'lib'
  * use of undefined variable
  * SQL query - missing ');'

Signed-off-by: Zdenek Styblik <887d7beb83994c53579d9db73b40b3c871382626@turnovfree.net>

zstyblik/search.slackware.eu,zstyblik/search.slackware.eu