build(deps): bump cachix/install-nix-action from 21 to 22 (#172)

Bumps
[cachix/install-nix-action](https://github.com/cachix/install-nix-action)
from 21 to 22.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/cachix/install-nix-action/releases">cachix/install-nix-action's
releases</a>.</em></p>
<blockquote>
<h2>install-nix-action-v22</h2>
<ul>
<li>Nix 2.16.1</li>
<li>Fix issues with System Integrity Protection when using macos-12</li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/cachix/install-nix-action/commit/6ed004b9ccb68dbc28e7c85bee15fa93dbd214ac"><code>6ed004b</code></a>
Merge pull request <a
href="https://redirect.github.com/cachix/install-nix-action/issues/184">#184</a>
from cachix/macos-bump</li>
<li><a
href="https://github.com/cachix/install-nix-action/commit/e27879448eb0b7e6f98583166f1092227e7d6356"><code>e278794</code></a>
Nix: 2.15.1 -&gt; 2.16.1</li>
<li><a
href="https://github.com/cachix/install-nix-action/commit/8ab3881720f30f58e8ce528b4b75fbb65cc91b5a"><code>8ab3881</code></a>
use system certs</li>
<li><a
href="https://github.com/cachix/install-nix-action/commit/16b951426ed4927ca0d26d32e8f5a10638579ec8"><code>16b9514</code></a>
Merge pull request <a
href="https://redirect.github.com/cachix/install-nix-action/issues/182">#182</a>
from l0b0/feat/configure-editors</li>
<li><a
href="https://github.com/cachix/install-nix-action/commit/2c203fd87b3845447cf02064533b6c37065f6454"><code>2c203fd</code></a>
feat: Configure editors</li>
<li>See full diff in <a
href="https://github.com/cachix/install-nix-action/compare/v21...v22">compare
view</a></li>
</ul>
</details>
<br />


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</details>

Author: mergify[bot]

.github/workflows/ci.yaml

@@ -39,7 +39,7 @@ jobs:
           echo ::set-output name=short::$(git rev-parse --short HEAD)
 
       - name: Install nix
-        uses: cachix/install-nix-action@v21
+        uses: cachix/install-nix-action@v22
         with:
           nix_path: nixpkgs=channel:nixos-unstable