Bump oci from 2.106.0 to 2.108.0

Bumps [oci](https://github.com/oracle/oci-python-sdk) from 2.106.0 to 2.108.0.
- [Release notes](https://github.com/oracle/oci-python-sdk/releases)
- [Changelog](https://github.com/oracle/oci-python-sdk/blob/master/CHANGELOG.rst)
- [Commits](https://github.com/oracle/oci-python-sdk/commits)

---
updated-dependencies:
- dependency-name: oci
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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