Investiage differences in images size

```
ghcr.io/limakzi/gap-docker   4.12.2-full   bc7da690ad0a   2 weeks ago    3.43GB
ghcr.io/limakzi/gap-docker   4.13.1-full   32b441507085   4 weeks ago    1.4GB
ghcr.io/limakzi/gap-docker   4.14.0-full   b855587edbb2   4 weeks ago    1.41GB
```