feat: add `lapack/base/dlae2`

[Pranavchiku]

Towards #2464.

Description

What is the purpose of this pull request?

This pull request adds JS implementation for lapack/base/dlae2

Related Issues

Does this pull request have any related issues?

NA

Questions

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No.

Other

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No.

Checklist

Please ensure the following tasks are completed before submitting this pull request.

• [x] Read, understood, and followed the contributing guidelines.

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@stdlib-js/reviewers

[kgryte]

Looks like the tests still need to be updated.