chore(deps): bump @opentelemetry/core from 1.25.1 to 1.26.0

Bumps [@opentelemetry/core](https://github.com/open-telemetry/opentelemetry-js) from 1.25.1 to 1.26.0.
- [Release notes](https://github.com/open-telemetry/opentelemetry-js/releases)
- [Changelog](https://github.com/open-telemetry/opentelemetry-js/blob/main/CHANGELOG.md)
- [Commits](open-telemetry/opentelemetry-js@v1.25.1...v1.26.0)

---
updated-dependencies:
- dependency-name: "@opentelemetry/core"
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>