chore: update flake.lock (#386)

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

```
Flake lock file updates:

• Updated input 'git-hooks':
    'github:cachix/pre-commit-hooks.nix/f451c19376071a90d8c58ab1a953c6e9840527fd?narHash=sha256-6FPUl7HVtvRHCCBQne7Ylp4p%2BdpP3P/OYuzjztZ4s70%3D' (2024-07-15)
  → 'github:cachix/pre-commit-hooks.nix/bfef0ada09e2c8ac55bbcd0831bd0c9d42e651ba?narHash=sha256-yezvUuFiEnCFbGuwj/bQcqg7RykIEqudOy/RBrId0pc%3D' (2024-08-16)
• Updated input 'neorocks':
    'github:nvim-neorocks/neorocks/e81d14c3bc9fd4f313df509f2cfc3e09838415b0?narHash=sha256-hbeajddj2JmfYwbxFnqnWLZYSU7SuVNUG6ZgCTlq9x8%3D' (2024-08-03)
  → 'github:nvim-neorocks/neorocks/428cb12aa3f008260fd5f1bd2ba3dd01f4f947db?narHash=sha256-55p8W6X95UzyquH%2BlCUUR4IHVQ/AqcWf/VMzWTXq%2BxE%3D' (2024-08-17)
• Updated input 'neorocks/git-hooks':
    'github:cachix/git-hooks.nix/f451c19376071a90d8c58ab1a953c6e9840527fd?narHash=sha256-6FPUl7HVtvRHCCBQne7Ylp4p%2BdpP3P/OYuzjztZ4s70%3D' (2024-07-15)
  → 'github:cachix/git-hooks.nix/bfef0ada09e2c8ac55bbcd0831bd0c9d42e651ba?narHash=sha256-yezvUuFiEnCFbGuwj/bQcqg7RykIEqudOy/RBrId0pc%3D' (2024-08-16)
• Updated input 'neorocks/neovim-nightly':
    'github:nix-community/neovim-nightly-overlay/0dfaa8c68db4cd0e7c0f500242f24932b3abdb85?narHash=sha256-RP57a/NFk4uDnDWgTiDdJ%2BHteT8hTnkKz2dxd%2BkqL3M%3D' (2024-08-02)
  → 'github:nix-community/neovim-nightly-overlay/b67c560eb553aa29f7e4efa729af61ff4d45c786?narHash=sha256-V1eO%2B6leWxL4etUpgxi81kC9mOUIPo/gy4GXPqcgQ6E%3D' (2024-08-16)
• Updated input 'neorocks/neovim-nightly/git-hooks':
    'github:cachix/git-hooks.nix/f451c19376071a90d8c58ab1a953c6e9840527fd?narHash=sha256-6FPUl7HVtvRHCCBQne7Ylp4p%2BdpP3P/OYuzjztZ4s70%3D' (2024-07-15)
  → 'github:cachix/git-hooks.nix/c7012d0c18567c889b948781bc74a501e92275d1?narHash=sha256-qbhjc/NEGaDbyy0ucycubq4N3//gDFFH3DOmp1D3u1Q%3D' (2024-08-09)
• Updated input 'neorocks/neovim-nightly/neovim-src':
    'github:neovim/neovim/b782a37cf58b5ae5e47fd15fb2a5096639c64a23?narHash=sha256-biqiNshPEE3pndvrDQ2LqSe4YWi0PhHsAfhXGdoV%2Bic%3D' (2024-08-01)
  → 'github:neovim/neovim/fd65422b99c7cc69e5053a852244cfc9d46d7b65?narHash=sha256-e7QFAYeZSjhQ1H0mk2awv2KcXlsepzXki3uYEUBXZ8Q%3D' (2024-08-15)
• Updated input 'neorocks/neovim-nightly/nixpkgs':
    'github:NixOS/nixpkgs/c3392ad349a5227f4a3464dce87bcc5046692fce?narHash=sha256-5US0/pgxbMksF92k1%2BeOa8arJTJiPvsdZj9Dl%2BvJkM4%3D' (2024-07-31)
  → 'github:NixOS/nixpkgs/8b908192e64224420e2d59dfd9b2e4309e154c5d?narHash=sha256-nk0RaUB5f68BwtXAYy3WAjqFhVKqIl9Z89RGycTa2vk%3D' (2024-08-15)
• Updated input 'neorocks/nixpkgs':
    'github:nixos/nixpkgs/c3392ad349a5227f4a3464dce87bcc5046692fce?narHash=sha256-5US0/pgxbMksF92k1%2BeOa8arJTJiPvsdZj9Dl%2BvJkM4%3D' (2024-07-31)
  → 'github:nixos/nixpkgs/8b908192e64224420e2d59dfd9b2e4309e154c5d?narHash=sha256-nk0RaUB5f68BwtXAYy3WAjqFhVKqIl9Z89RGycTa2vk%3D' (2024-08-15)
• Updated input 'nixpkgs':
    'github:nixos/nixpkgs/81610abc161d4021b29199aa464d6a1a521e0cc9?narHash=sha256-TcXjLVNd3VeH1qKPH335Tc4RbFDbZQX%2Bd7rqnDUoRaY%3D' (2024-08-02)
  → 'github:nixos/nixpkgs/cd7b95ee3725af7113bacbce91dd6549cee58ca5?narHash=sha256-OTDg91%2BZzs2SpU3csK4xVdSQFoG8cK1lNUwKmTqERyE%3D' (2024-08-17)
```

### 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_lock_action
git fetch origin
git checkout update_flake_lock_action
git commit --amend --no-edit
git push origin update_flake_lock_action --force
```

---------

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