Build(deps): Bump third_party/googletest from adc5145 to 80306a7 (#…

…2007)

Bumps [third_party/googletest](https://github.com/google/googletest)
from `adc5145` to `80306a7`.
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/google/googletest/commit/80306a7b5ec8ddaabd26540f2827b903d69e7a02"><code>80306a7</code></a>
Use <code>absl::HasAbslStringify</code>, instead of the internal
version.</li>
<li><a
href="https://github.com/google/googletest/commit/167a2255aef1420735dbe7eeabd4691709f8114a"><code>167a225</code></a>
googletest: Update absl to version with HasAbslStringify</li>
<li>See full diff in <a
href="https://github.com/google/googletest/compare/adc514538678a61b13c240f7b41babbc03b2ac24...80306a7b5ec8ddaabd26540f2827b903d69e7a02">compare
view</a></li>
</ul>
</details>
<br />


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</details>