Bump extern/amrex from b96b731 to 689144d (#519)

Bumps [extern/amrex](https://github.com/AMReX-Codes/amrex) from
`b96b731` to `689144d`.
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/AMReX-Codes/amrex/commit/689144d157a0106faf3d0ae89f8d90b0250cf975"><code>689144d</code></a>
Update AoS Restrict (<a
href="https://redirect.github.com/AMReX-Codes/amrex/issues/3738">#3738</a>)</li>
<li><a
href="https://github.com/AMReX-Codes/amrex/commit/d861bdff6ab7b31ada277f87c3b4a57b5883a0b0"><code>d861bdf</code></a>
Disable m_aos for SoA Particle (<a
href="https://redirect.github.com/AMReX-Codes/amrex/issues/3736">#3736</a>)</li>
<li><a
href="https://github.com/AMReX-Codes/amrex/commit/09fc44a69d2a7e64605921c6b167cd7b9d7a0dad"><code>09fc44a</code></a>
Add helper function for setting id and cpu simultaneously. (<a
href="https://redirect.github.com/AMReX-Codes/amrex/issues/3733">#3733</a>)</li>
<li><a
href="https://github.com/AMReX-Codes/amrex/commit/33dea1f728817941740ca569cff0bfb268d3849f"><code>33dea1f</code></a>
Disable SYCL on Nvidia and AMD CIs (<a
href="https://redirect.github.com/AMReX-Codes/amrex/issues/3726">#3726</a>)</li>
<li><a
href="https://github.com/AMReX-Codes/amrex/commit/dbc0c6f155a94c976a1f812dc14f193af888ba69"><code>dbc0c6f</code></a>
ParticleCopyPlan for SoA Particles (<a
href="https://redirect.github.com/AMReX-Codes/amrex/issues/3732">#3732</a>)</li>
<li><a
href="https://github.com/AMReX-Codes/amrex/commit/47c4f95ffe75e7c8aad6793068abbfebded1c0f2"><code>47c4f95</code></a>
Do not use std::forward twice on the same object in AmrParticleLocator
(<a
href="https://redirect.github.com/AMReX-Codes/amrex/issues/3734">#3734</a>)</li>
<li><a
href="https://github.com/AMReX-Codes/amrex/commit/4aeeabef098633c699282887c7bbde953fa2bc2c"><code>4aeeabe</code></a>
Particle Copy Plan: Default Vals (<a
href="https://redirect.github.com/AMReX-Codes/amrex/issues/3729">#3729</a>)</li>
<li><a
href="https://github.com/AMReX-Codes/amrex/commit/ab99ea69089f4fffbfd727ed965d5ceb3d905baa"><code>ab99ea6</code></a>
GitHub Actions: 4 vCPUs are available now on Ubuntu and Windows (<a
href="https://redirect.github.com/AMReX-Codes/amrex/issues/3703">#3703</a>)</li>
<li><a
href="https://github.com/AMReX-Codes/amrex/commit/41397e2e704955c9408ce58b6b3d7b94c8b68853"><code>41397e2</code></a>
Fix circular header file dependency (<a
href="https://redirect.github.com/AMReX-Codes/amrex/issues/3725">#3725</a>)</li>
<li><a
href="https://github.com/AMReX-Codes/amrex/commit/d5cc57909f518a8e204e5fbf3d439418e69beb08"><code>d5cc579</code></a>
Follow-on to <a
href="https://redirect.github.com/AMReX-Codes/amrex/issues/3701">#3701</a>
(<a
href="https://redirect.github.com/AMReX-Codes/amrex/issues/3702">#3702</a>)</li>
<li>Additional commits viewable in <a
href="https://github.com/AMReX-Codes/amrex/compare/b96b731d4a6fa496f80e54c2c0476a50b9dd4e86...689144d157a0106faf3d0ae89f8d90b0250cf975">compare
view</a></li>
</ul>
</details>
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