### Tasks
- [ ] I can reproduce Identity `Invalid CORS Request` error, e.g.: as shown in [SUPPORT-22437](https://jira.camunda.com/browse/SUPPORT-22437).
- [ ] I can configure Identity CORS setting in my values.yaml file without using env vars.
- [ ] After applying the new settings via `helm upgrade`, the Identity `Invalid CORS Request` error is resolved.
- [ ] No other Identity env vars are affected.
Describe the use case:
This issue
Invalid CORS Request
is frequently occurring, especially with AWS ALB.Describe the enhancement/feature:
Add native support the the 10.x helm charts to configure Identity CORS setting without using these undocumented env vars:
Desired outcome and acceptance tests: