Bump azure-monitor-opentelemetry from 1.8.6 to 1.8.7 in the infra group

Bumps the infra group with 1 update: [azure-monitor-opentelemetry](https://github.com/Azure/azure-sdk-for-python).


Updates `azure-monitor-opentelemetry` from 1.8.6 to 1.8.7
- [Release notes](https://github.com/Azure/azure-sdk-for-python/releases)
- [Commits](Azure/azure-sdk-for-python@azure-monitor-opentelemetry_1.8.6...azure-monitor-opentelemetry_1.8.7)

---
updated-dependencies:
- dependency-name: azure-monitor-opentelemetry
  dependency-version: 1.8.7
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: infra
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]