Bump extern/amrex from 6f039ae to 74127d6 (#729)

Bumps [extern/amrex](https://github.com/AMReX-Codes/amrex) from
`6f039ae` to `74127d6`.
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/AMReX-Codes/amrex/commit/74127d6d8fa83f922069a25e7ef9f153aa73f68c"><code>74127d6</code></a>
Update CHANGES for 24.09 (<a
href="https://github.com/AMReX-Codes/amrex/issues/4122">#4122</a>)</li>
<li><a
href="https://github.com/AMReX-Codes/amrex/commit/d06504acea6847f9c5aace1d3e0ecba193d47c69"><code>d06504a</code></a>
Simplify cache cleanup actions (<a
href="https://github.com/AMReX-Codes/amrex/issues/4121">#4121</a>)</li>
<li><a
href="https://github.com/AMReX-Codes/amrex/commit/7c2ef81fc14dcabcb5791137b52ff368c4d7acfc"><code>7c2ef81</code></a>
CI: WarpX on <code>development</code> (<a
href="https://github.com/AMReX-Codes/amrex/issues/4110">#4110</a>)</li>
<li><a
href="https://github.com/AMReX-Codes/amrex/commit/df0d594a6a243db711dce732909ea427a93eca26"><code>df0d594</code></a>
Curl Curl Solver: Option to use PCG instead of LU (<a
href="https://github.com/AMReX-Codes/amrex/issues/3812">#3812</a>)</li>
<li><a
href="https://github.com/AMReX-Codes/amrex/commit/12002e7283284281503ed4ae5e79ae02e006b897"><code>12002e7</code></a>
Support for multiple periods in FillBoundary and ParallelCopy (<a
href="https://github.com/AMReX-Codes/amrex/issues/4106">#4106</a>)</li>
<li><a
href="https://github.com/AMReX-Codes/amrex/commit/b05f69fe3748012a69aa61a87989f73214c58a4e"><code>b05f69f</code></a>
ParmParse::prettyPrintTable (<a
href="https://github.com/AMReX-Codes/amrex/issues/4101">#4101</a>)</li>
<li><a
href="https://github.com/AMReX-Codes/amrex/commit/dea243266d54b570ef4b48936fd0fdf5b66e55c2"><code>dea2432</code></a>
TinyProfiler:: Add more runtime parameters (<a
href="https://github.com/AMReX-Codes/amrex/issues/4100">#4100</a>)</li>
<li><a
href="https://github.com/AMReX-Codes/amrex/commit/baec46e7baebb315bd82fb3057ba7a9e4385d676"><code>baec46e</code></a>
Fix start_comp offset in tracer particle routines (<a
href="https://github.com/AMReX-Codes/amrex/issues/4098">#4098</a>)</li>
<li><a
href="https://github.com/AMReX-Codes/amrex/commit/0e97bad41a577c32b40bbe853bdb6a507964d70d"><code>0e97bad</code></a>
ParmParse: queryarrWithParser (<a
href="https://github.com/AMReX-Codes/amrex/issues/4073">#4073</a>)</li>
<li><a
href="https://github.com/AMReX-Codes/amrex/commit/68e3741c6f985025ee23e0734a771c1f2b17a227"><code>68e3741</code></a>
Add Geometry::RoundoffLo and RoundoffHi functions (<a
href="https://github.com/AMReX-Codes/amrex/issues/4097">#4097</a>)</li>
<li>Additional commits viewable in <a
href="https://github.com/AMReX-Codes/amrex/compare/6f039ae18e892c606c06fab7111bf11b57c8975a...74127d6d8fa83f922069a25e7ef9f153aa73f68c">compare
view</a></li>
</ul>
</details>
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