Build(deps): Bump yosys from 43b807f to 88c849d (chipsalliance#1761)

Bumps [yosys](https://github.com/YosysHQ/yosys) from `43b807f` to
`88c849d`.
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/YosysHQ/yosys/commit/88c849d112f4f8cf20617bbc98eac055956269c2"><code>88c849d</code></a>
Bump version</li>
<li><a
href="https://github.com/YosysHQ/yosys/commit/d7f25165a53b97b10aafce4c70732f1adc3c5156"><code>d7f2516</code></a>
Add ninitff line to aiger .aim files</li>
<li>See full diff in <a
href="https://github.com/YosysHQ/yosys/compare/43b807fe6fc9a124f2c6330e1522f0ceedbd1f4e...88c849d112f4f8cf20617bbc98eac055956269c2">compare
view</a></li>
</ul>
</details>
<br />


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</details>

Author: kamilrakoczy