Cleanup files in release workflow (#2045)

## Description

This hotfixes the release workflow to remove files to reduce disk
pressure on releases.

## Related Issue

Fixes #N/A

## Type of change

- [ ] Bug fix (non-breaking change which fixes an issue)
- [ ] New feature (non-breaking change which adds functionality)
- [X] Other (security config, docs update, etc)

## Checklist before merging

- [X] Test, docs, adr added or updated as needed
- [X] [Contributor Guide
Steps](https://github.com/defenseunicorns/zarf/blob/main/CONTRIBUTING.md#developer-workflow)
followed

.github/workflows/release.yml

@@ -102,6 +102,10 @@ jobs:
       - name: Make Zarf executable
         run: |
           chmod +x build/zarf
+      
+      # Before we run the regular tests we need to aggressively cleanup files to reduce disk pressure
+      - name: Cleanup files
+        uses: ./.github/actions/cleanup-files
 
       # Build the example packages and run the tests
       - name: Build examples and run tests