Add ZeRO++ Japanese blog (#3797)
* zeropp chinese blog
* try better quality images
* make title larger
* even larger...
* various fix
* center captions
* more fixes
* fix format
* add ZeRO++ Japanese blog
* add links
---------
Co-authored-by: HeyangQin <heyangqin@microsoft.com>
Co-authored-by: Conglong Li <conglong.li@gmail.com>
