Bump submodules/openssl from c1a0b7f to c8167c1 (#6120)

Bumps [submodules/openssl](https://github.com/openssl/openssl) from
`c1a0b7f` to `c8167c1`.
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/openssl/openssl/commit/c8167c17c206a04efd5b81d52ee5a0d435178f9a"><code>c8167c1</code></a>
test/evp_extra_test.c: add test case for CVE-2026-42770</li>
<li><a
href="https://github.com/openssl/openssl/commit/91a82efa1686be8f8d7f80b76a5bdf481cc037ff"><code>91a82ef</code></a>
.github/workflows: add backport.yml from master</li>
<li><a
href="https://github.com/openssl/openssl/commit/67db947764922f38b93aac48083fbeacc8f63565"><code>67db947</code></a>
crypto/x509/v3_ncons.c: fix scheme buffer leak in nc_uri() for
schemeless URIs</li>
<li><a
href="https://github.com/openssl/openssl/commit/36bc0b5621f63fbfd0d082b6c85be564a2a67b6e"><code>36bc0b5</code></a>
crypto/x509/pcy_cache.c: fix ext_pcons leak in policy_cache_new()</li>
<li><a
href="https://github.com/openssl/openssl/commit/1e08c5223873c352d47e29505de283b7b0ac7b7a"><code>1e08c52</code></a>
Fix incorrect backport of &quot;crypto/armcap.c: reformat MIDR CPU-model
condition...</li>
<li><a
href="https://github.com/openssl/openssl/commit/9a2836b3e79fe396baf731ca664b9f616aa01a4c"><code>9a2836b</code></a>
CONTRIBUTING.md: tweak wording with regards to ML tooling usage</li>
<li><a
href="https://github.com/openssl/openssl/commit/8fed0d2d53fdc1194b738e4465cc546e969df1d9"><code>8fed0d2</code></a>
crypto/ctype.c: fix off-by-one OOB in
ossl_toascii()/ossl_fromascii()</li>
<li><a
href="https://github.com/openssl/openssl/commit/e549ff518114e691910dbdf1c3714c1bbf3030bf"><code>e549ff5</code></a>
rec_layer_s3.c: prevent max_early_data overflow in
ossl_early_data_count_ok()</li>
<li><a
href="https://github.com/openssl/openssl/commit/54686a9dc99c9ebadfbf2397f3ed52264226f0c0"><code>54686a9</code></a>
AEAD: reject late AAD in ChaCha20-Poly1305 after plaintext update</li>
<li><a
href="https://github.com/openssl/openssl/commit/5898e2fec76d35f922d9a8a6ca46ea9b1881f2d1"><code>5898e2f</code></a>
crypto/armcap.c: reformat MIDR CPU-model conditionals for
readability</li>
<li>Additional commits viewable in <a
href="https://github.com/openssl/openssl/compare/c1a0b7fd0c6d7bb481608766845f66c0bcb3e3c3...c8167c17c206a04efd5b81d52ee5a0d435178f9a">compare
view</a></li>
</ul>
</details>
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