package/libcgroup: remove empty line at end of file
In commit 9d58b525fcfd0d92fcdd3c66d7858213c4b139c6 the newline at the
end got accidentally removed. Commit
fd6b33426962727b97e2ea2a63bfb7a018adcfaf re-added the newline, but
accidentally added an empty line as well. Remove the empty line.
Reported by check-package.
Signed-off-by: Arnout Vandecappelle <arnout@mind.be>