spec: Fix erroneous addition/removal in spec.

c0b66889 ("Rename a package hatohol to hatohol-server") erroneously
removed a line and added 2 lines in changelog.

Signed-off-by: YOSHIFUJI Hideaki <hideaki.yoshifuji@miraclelinux.com>
Merge pull request #882 from project-hatohol/14.12_releng/fix-spec-changelog-20141225

spec: Fix erroneous addition/removal in spec.