Update CSV export

[TheAndrewJackson]

Closes #2306

Code Changes

• Add request ID to CSV export
• Export the request action type instead of the policy key
• Update CSV headers to match the table

Steps to Confirm

• Run fides and export the privacy requests
• Inspect csv and make sure in includes the privacy request id, the action type, and is in the correct order

Pre-Merge Checklist

• All CI Pipelines Succeeded
• Documentation:
  • documentation complete, PR opened in fidesdocs
  • documentation issue created in fidesdocs
• Issue Requirements are Met
• Relevant Follow-Up Issues Created
• Update CHANGELOG.md

Description Of Changes

Write some things here about the changes and any potential caveats

[seanpreston]

Works a charm, thanks @TheAndrewJackson

[codecov]

Codecov Report

Base: 88.42% // Head: 88.42% // No change to project coverage 👍

Coverage data is based on head (b7369f5) compared to base (32065f3).
Patch has no changes to coverable lines.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #2452   +/-   ##
=======================================
  Coverage   88.42%   88.42%           
=======================================
  Files         327      327           
  Lines       15892    15892           
  Branches     4416     4416           
=======================================
  Hits        14053    14053           
  Misses       1685     1685           
  Partials      154      154           

Impacted Files	Coverage Δ
.../ops/api/v1/endpoints/privacy_request_endpoints.py	91.84% <ø> (ø)

Help us with your feedback. Take ten seconds to tell us how you rate us. Have a feature suggestion? Share it here.

☔ View full report at Codecov.
📢 Do you have feedback about the report comment? Let us know in this issue.