Update opentelemetry-specification version to v1.46.0

[opentelemetrybot]

Update opentelemetry-specification version to v1.46.0.

See https://github.com/open-telemetry/opentelemetry-specification/releases/tag/v1.46.0.

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• This is a draft PR used for identifying issues integrating the latest (unreleased) specification.
• Closes Update opentelemetry-specification version to v1.46.0, last step #7098 by superseding it. This PR contains all the necessary fixes.
  • Edit: oops, not quite, see Update opentelemetry-specification version to v1.46.0, last step #7098 (comment)

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Preview: https://deploy-preview-6952--opentelemetry.netlify.app/docs/specs/otel/

[chalin]

@trask - how hard do you think it would be to modify the scripts to reuse PRs like this one once a release comes out? It's already got all the patches. All it needs if the official version ID.

/cc @carlosalberto

[trask]

@trask - how hard do you think it would be to modify the scripts to reuse PRs like this one once a release comes out? It's already got all the patches. All it needs if the official version ID.

it doesn't look like #7092 worked, please leave this PR open for today and I'll see if I can get it working still

[trask]

@chalin it mostly(?) worked now

there was an error in the fix refcache portion of the workflow (https://github.com/open-telemetry/opentelemetry.io/actions/runs/15617708341/job/43994596980):

docs/specs/otel/profiles/mappings/index.html
target does not exist --- docs/specs/otel/profiles/mappings/index.html --> /docs/specs/semconv/attributes-registry/process/#process-attributes

[trask]

/fix:refcache

[chalin]

@chalin it mostly(?) worked now

Yes! \o/

there was an error in the fix refcache portion

Looking into it now.

[chalin]

This is the cause of the build warning and link check failure:

• [editorial] Use canonical link into semconv opentelemetry-specification#4554

I'll submit a fix/patch for the build here.