po/da: Fix Danish confusion between "compressed" and "compromised"

In https://bugs.debian.org/881393 , Jonas Smedegaard reports:

In option number 1, the word "komprimeret" means "compressed".

I am pretty sure it should say "kompromitteret" instead, which means
"compromised".

• Debian-Bug-Id: #881393
• Signed-off-by: Daniel Kahn Gillmor <dkg@fifthhorseman.net>