[v24.x] test: skip RSA-PSS keygen deprecation tests with BoringSSL

[codebytere]

test-crypto-keygen-deprecation and test-crypto-keygen-duplicate-deprecated-option fail on v24.x-staging when Node is built with --shared-openssl against BoringSSL, because they generate rsa-pss key pairs and BoringSSL doesn't support that.

The other rsa-pss keygen tests skip there since #62883, but these two were already gone from main (#58706), so that backport never touched them. They now skip too.

This PR also used to adjust test-crypto-pqc-key-objects-ml-dsa and -ml-kem; #66233 made them expect the seed-only export on every backend, so that commit is dropped.

Tests: before the rebase, built v24.x-staging against the boringssl that tools/nix/openssl-matrix.nix pins on main (0.20260803.0) on linux-x64 and ran parallel and sequential; both tests pass with this change. Not rebuilt against BoringSSL since the rebase. The OpenSSL paths are unchanged.

cc @nodejs/crypto

---

Disclosure: the code and this description were written by Claude Code, directed and reviewed by @codebytere.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 90.30%. Comparing base (9e39360) to head (ef9e73a).
⚠️ Report is 584 commits behind head on v24.x-staging.

Additional details and impacted files

@@                Coverage Diff                @@
##           v24.x-staging   #65808      +/-   ##
=================================================
- Coverage          90.31%   90.30%   -0.01%     
=================================================
  Files                711      718       +7     
  Lines             228425   238008    +9583     
  Branches           43160    45242    +2082     
=================================================
+ Hits              206293   214925    +8632     
- Misses             14090    14601     +511     
- Partials            8042     8482     +440     

see 258 files with indirect coverage changes

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[nodejs-github-bot]

CI: https://ci.nodejs.org/job/node-test-pull-request/77752/

[panva]

@aduh95 this is good to go.

[github-actions]

This pull request has conflicts with its base branch, removing the author ready label.
Please rebase your branch onto the latest base branch, resolve the conflicts locally, and force-push.
Afterwards the pull request needs a fresh collaborator approval, and a collaborator will add the label back once it is author ready again.

[nodejs-github-bot]

CI: https://ci.nodejs.org/job/node-test-pull-request/78099/

[nodejs-github-bot]

CI: https://ci.nodejs.org/job/node-test-pull-request/78108/

[panva]

@aduh95 this is ready (again)