Update flake.lock for main (#169)

Automated changes by the
[update-flake-lock](https://github.com/DeterminateSystems/update-flake-lock)
GitHub Action.

```
Flake lock file updates:

• Updated input 'home-manager':
    'github:nix-community/home-manager/ed030a787938cae01d693ebaad52bbb672a4a69d?narHash=sha256-R61wtNknWWejnl%2BK0l4sxu/wnLNFbNe44tNM2zbj5yE%3D' (2025-02-23)
  → 'github:nix-community/home-manager/12e26a74e5eb1a31e13daaa08858689e25ebd449?narHash=sha256-st5q9egkPGz8TUcVVlIQX7y6G3AzHob%2B6M963bwVq74%3D' (2025-02-23)
• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/73cf49b8ad837ade2de76f87eb53fc85ed5d4680?narHash=sha256-EO1ygNKZlsAC9avfcwHkKGMsmipUk1Uc0TbrEZpkn64%3D' (2025-02-18)
  → 'github:NixOS/nixpkgs/32fb99ba93fea2798be0e997ea331dd78167f814?narHash=sha256-ozoOtE2hGsqh4XkTJFsrTkNxkRgShxpQxDynaPZUGxk%3D' (2025-02-21)
```

### Running GitHub Actions on this PR

GitHub Actions will not run workflows on pull requests which are opened
by a GitHub Action.

To run GitHub Actions workflows on this PR, run:

```sh
git branch -D update/flake/main
git fetch origin
git checkout update/flake/main
git commit --amend --no-edit
git push origin update/flake/main --force
```

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