Fix typos in docs and user-facing messages

## Typos fixed | File | Fixed | |---|---| | `scripts/create-release.nix` | `uncommited` -> `uncommitted` (4x) | | `lib/default.nix:906` | `Depracated` -> `Deprecated` | | `lib/tests.nix:195` | `mkOveride` -> `mkOverride` | | `docs/interactive-vm.md:3` | `similiar` -> `similar` | | `docs/disko-images.md:82` | `involed` -> `involved` | | `docs/disko-images.md:110` | `scirpt` -> `script` | | `docs/table-to-gpt.md:62` | `partiton` -> `partition` | | `lib/make-disk-image.nix:212` | `involed` -> `involved` | | `docs/disko-images.md:11` | `In the this example` -> `In this example` | Scope: typo-only changes, no behavior change intended.