Get correct name for ktop from $(PN)

TEST=looked at build output
BUG=13360

Change-Id: I390b16b2ea9b2e652bdabd922613c31179143ced

R=msb@chromium.org,semenzato@chromium.org,ups@chromium.org

Review URL: http://codereview.chromium.org/6903087
1 file changed