BUG: Gucci 1.9.0 still reports as version 1.6.13

The executable for [1.9.0](https://github.com/noqcks/gucci/releases/tag/v1.9.0) [downloaded from GitHub](https://github.com/noqcks/gucci/releases/download/v1.9.0/gucci-v1.9.0-linux-amd64) (sha256 = `5230c34e6cc39e95edd903b38a7466a1bbe0fb87955d572d4af7d9226077dd4c`) still responds to `gucci --version` with this version string: `gucci version 1.6.13`