/usr/lib/libsmokeqimageblitz.so is in libsmokeqt4-dev 4:4.14.3-1ubuntu1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/libsmokeqimageblitz.so.3
/usr/lib/libsmokeqimageblitz.so.3