Draft: Refactor enums

[NathanHuisman]

No description provided.

[sentry]

🔍 Existing Issues For Review

Your pull request is modifying functions with the following pre-existing issues:

📄 File: lib/entity/profiel/Profiel.php

Function	Unhandled Issue
CsrDelft\entity\profiel\Profiel::getLink	ErrorException: Deprecated: htmlspecialchars(): Passing null to parameter #1 ($string) of type string is deprecated /lib/ent... Event Count: 10

📄 File: lib/view/profiel/ProfielForm.php (Click to Expand)

Function	Unhandled Issue
CsrDelft\view\profiel\ProfielForm::__construct	ErrorException: Deprecated: date_create_immutable(): Passing null to parameter #1 ($datetime) of type string is d... /lib/view/formulier/keuzevelden/DateObjectField.php in Cs... Event Count: 4

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[sonarqubecloud]

Quality Gate passed

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

[sonarqubecloud]

Quality Gate passed

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 SonarQube Cloud