crypto: fix DOMException name for non-extractable key error

[panva]

As per step 7 in https://w3c.github.io/webcrypto/#SubtleCrypto-method-exportKey

[nodejs-github-bot]

Review requested:

• @nodejs/crypto

[nodejs-github-bot]

CI: https://ci.nodejs.org/job/node-test-pull-request/70290/

[panva]

cc @nodejs/tsc for semver-major PRs that contain breaking changes and should be released in the next major version.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 88.55%. Comparing base (d255fc7) to head (a41d624).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main   #60830      +/-   ##
==========================================
- Coverage   88.55%   88.55%   -0.01%     
==========================================
  Files         703      703              
  Lines      208259   208259              
  Branches    40164    40175      +11     
==========================================
- Hits       184432   184416      -16     
- Misses      15823    15857      +34     
+ Partials     8004     7986      -18     

Files with missing lines	Coverage Δ
lib/internal/crypto/webcrypto.js	96.37% <100.00%> (ø)

... and 34 files with indirect coverage changes

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