[GH-3156] Fix fog binary dependencies

The Sakuracloud `bin` file was removed to `v0.0.4` but the dependency
was not declared.

Using `$ fog` without manually updating the dependency would trigger a
require error due to this missing file.

This adds the minimal dependency required.
Merge pull request #3160 from fog/3156_fix_fog_binary

[GH-3156] Fix fog binary dependencies