Ventoy 1.0.45 release (21.05.29)

• 2021/05/29 --- 1.0.45 release

1. Add random theme select support. Notes
2. Add parent option in auto_install plugin. Notes
3. Add parent option in injection plugin. Notes
4. Add ExtendPersistentImg.sh for lossless expansion of persistent dat file. Notes
5. Print progress when use md5sum/sha1sum/sha256sum/sha512sum in grub shell.
6. Fix pack error in vDisk env (#912)
7. languages.ini update