Bump System.IO.Ports and System.Management (#1815)

Bumps System.IO.Ports from 9.0.7 to 9.0.8
Bumps System.Management to 9.0.8

---
updated-dependencies:
- dependency-name: System.IO.Ports
  dependency-version: 9.0.8
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: System.Management
  dependency-version: 9.0.8
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: System.Management
  dependency-version: 9.0.8
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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