chore: Apply context pattern to other processors using shared state

[definitelynotagoblin]

Description

Motivation and Context

This PR addresses: [GitHub issue or Jira ticket number]

How Has This Been Tested?

Screenshots (if appropriate):

Types of changes

• Chore (a change that does not modify the application functionality)
• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• I have met the contributing prerequisites
  • Assigned myself to this PR
  • Added the appropriate labels
  • Associated an issue: Issues and Pull Requests README BloodHound#672
  • Read the Contributing guide: https://github.com/SpecterOps/BloodHound/wiki/Contributing
• I have ensured that related documentation is up-to-date
  • Open API docs
  • Code comments
• I have followed proper test practices
  • Added/updated tests to cover my changes
  • All new and existing tests passed

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