refactor: use `node:` specifier imports and full relative paths

[wolfy1339]

This PR replaces NodeJS internal module imports with node: specifier imports, and also updates imports to use full relative paths.

[github-actions[bot]]

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[github-actions[bot]]

:tada: This PR is included in version 15.0.0-beta.1 :tada:

The release is available on:

• GitHub release
• npm package (@beta dist-tag)

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[github-actions[bot]]

:tada: This PR is included in version 14.1.0 :tada:

The release is available on:

• GitHub release
• npm package (@latest dist-tag)

Your semantic-release bot :package::rocket: