Recompress png file (#2552)
Recompress png file (#2552)

Signed-off-by: Shen-Ta Hsieh <0e1c526e283930e08a5f1b8bc8e252f95b527d42@gmail.com>
ibmibmibm/beets,SusannaMaria/beets,shamangeorge/beets,jackwilsdon/beets,beetbox/beets,SusannaMaria/beets,pkess/beets,pkess/beets,pkess/beets,jackwilsdon/beets,ibmibmibm/beets,beetbox/beets,ibmibmibm/beets,shamangeorge/beets,beetbox/beets,sampsyo/beets,pkess/beets,SusannaMaria/beets,sampsyo/beets,shamangeorge/beets,jackwilsdon/beets,shamangeorge/beets,sampsyo/beets,ibmibmibm/beets,jackwilsdon/beets,sampsyo/beets,SusannaMaria/beets,beetbox/beets