[confgenerator] Add bookmarking to Otel Logging receivers.

[franciscovalentecastro]

Description

Configuring the file_storage extension to be used as storage in Otel Logging receivers.

Some details :

• Added to systemd, files and windows_event_log.
• The following folders will be used to store the bookmarks :
  • Linux : /var/lib/google-cloud-ops-agent/opentelemetry-collector\file_storage/
  • Windows : C:\ProgramData\Google\Cloud Operations\Ops Agent\run\file_storage

Related issue

b/469432672

How has this been tested?

Checklist:

• Unit tests
  • Unit tests do not apply.
  • Unit tests have been added/modified and passed for this PR.
• Integration tests
  • Integration tests do not apply.
  • Integration tests have been added/modified and passed for this PR.
• Documentation
  • This PR introduces no user visible changes.
  • This PR introduces user visible changes and the corresponding documentation change has been made.
• Minor version bump
  • This PR introduces no new features.
  • This PR introduces new features, and there is a separate PR to bump the minor version since the last release already.
  • This PR bumps the version.