feat: Updates to CSV import and export for size dimension set into policy engine

[john-fletcher-aot]

Description

Updates to CSV import and export for size dimension set into policy engine

Fixes # ORV2-2858

Type of change

• 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 not work as expected)
• This change requires a documentation update

How Has This Been Tested?

• Ran all existing tests, confirm passed
• Imported csv from Excel into policy engine, re-exported to CSV and confirmed files are identical

Checklist

• I have read the CONTRIBUTING doc
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any dependent changes have already been accepted and merged

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Thanks for the PR!

Deployments, as required, will be available below:

• Frontend
• Vehicles
• Dops
• Policy
• Scheduler

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[sonarcloud]

Quality Gate passed for 'onroutebc_scheduler'

Issues
0 New issues
0 Accepted issues

Measures
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0.0% Duplication on New Code

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[sonarcloud]

Quality Gate passed for 'onroutebc_policy'

Issues
0 New issues
0 Accepted issues

Measures
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0.0% Coverage on New Code
0.0% Duplication on New Code

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[sonarcloud]

Quality Gate passed for 'onroutebc dops'

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0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

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[sonarcloud]

Quality Gate passed for 'onroutebc frontend'

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud

[sonarcloud]

Quality Gate passed for 'onroutebc vehicles'

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud