Bump extern/amrex from b3f6738 to d4d9214 (#860)

Bumps [extern/amrex](https://github.com/AMReX-Codes/amrex) from
`b3f6738` to `d4d9214`.
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/AMReX-Codes/amrex/commit/d4d9214f68b7450a9041259f11a9c4b4d417d5aa"><code>d4d9214</code></a>
PC: SoA Name Helpers (<a
href="https://github.com/AMReX-Codes/amrex/issues/4300">#4300</a>)</li>
<li><a
href="https://github.com/AMReX-Codes/amrex/commit/afa9510684d1d26daf42668d467d6301d8dc1cdc"><code>afa9510</code></a>
Fix Codespell Warnings (<a
href="https://github.com/AMReX-Codes/amrex/issues/4304">#4304</a>)</li>
<li><a
href="https://github.com/AMReX-Codes/amrex/commit/66e83eaa80e94db9060cc7ffec63fe77855206c0"><code>66e83ea</code></a>
PC: Ensure Uniqueness of SoA Names (<a
href="https://github.com/AMReX-Codes/amrex/issues/4299">#4299</a>)</li>
<li><a
href="https://github.com/AMReX-Codes/amrex/commit/20eb1ab1eeb28337fbe847a86af77ec7c78cec65"><code>20eb1ab</code></a>
PC Names: Same Type, Multiple Vars/Instances (<a
href="https://github.com/AMReX-Codes/amrex/issues/4302">#4302</a>)</li>
<li><a
href="https://github.com/AMReX-Codes/amrex/commit/92d35c2c816363d592020b42e126de7619aa9412"><code>92d35c2</code></a>
Use bigint in HypreSolver test (<a
href="https://github.com/AMReX-Codes/amrex/issues/4297">#4297</a>)</li>
<li><a
href="https://github.com/AMReX-Codes/amrex/commit/1803a94e310c5daa708106853f9d05ca079fd5c6"><code>1803a94</code></a>
Fix new coverity scan warnings (<a
href="https://github.com/AMReX-Codes/amrex/issues/4295">#4295</a>)</li>
<li><a
href="https://github.com/AMReX-Codes/amrex/commit/59fb60357692fcb073b364e9bb0021cb34beb939"><code>59fb603</code></a>
Use PETSc 3.22.2 in CI (<a
href="https://github.com/AMReX-Codes/amrex/issues/4301">#4301</a>)</li>
<li><a
href="https://github.com/AMReX-Codes/amrex/commit/90373e71b7bde364c322b4d699e137cf3c65fcbe"><code>90373e7</code></a>
CI: Remove ICC/ICPC (Compiler Classic) (<a
href="https://github.com/AMReX-Codes/amrex/issues/4303">#4303</a>)</li>
<li><a
href="https://github.com/AMReX-Codes/amrex/commit/0233b8e67675c43211b27f789e16926e86f86138"><code>0233b8e</code></a>
Fix: PC Tile Copy w/ Names (<a
href="https://github.com/AMReX-Codes/amrex/issues/4298">#4298</a>)</li>
<li><a
href="https://github.com/AMReX-Codes/amrex/commit/e6828ed4604eb843adab6874bd852b567bab68ea"><code>e6828ed</code></a>
misspelling in a profiler (<a
href="https://github.com/AMReX-Codes/amrex/issues/4296">#4296</a>)</li>
<li>Additional commits viewable in <a
href="https://github.com/AMReX-Codes/amrex/compare/b3f67385e62f387b548389222840486c0fffca57...d4d9214f68b7450a9041259f11a9c4b4d417d5aa">compare
view</a></li>
</ul>
</details>
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