fix: remove check for available permission ids

[warber]

The openAPI spec has been changed and doesn't give us this information anymore. Hence, this check, which gives the user a hint of what values are allowed is removed.

[sonarcloud[bot]]

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

[github-actions[bot]]

Unit Test Results

1 875 tests   - 10   1 875 :white_check_mark:  - 10   26s :stopwatch: -1s   133 suites ± 0       0 :zzz: ± 0      1 files   ± 0       0 :x: ± 0 

Results for commit 68dadd99. ± Comparison against base commit f09ea994.

This pull request removes 10 tests.

``` github.com/dynatrace/dynatrace-configuration-as-code/v2/pkg/account/deployer ‑ TestClient_UpdateGroupPermissions/Update_Group_Permissions_-_Unsupported_Permission github.com/dynatrace/dynatrace-configuration-as-code/v2/pkg/account/deployer ‑ TestGetSchema github.com/dynatrace/dynatrace-configuration-as-code/v2/pkg/account/deployer ‑ TestGetSchema/Error_on_client.Get github.com/dynatrace/dynatrace-configuration-as-code/v2/pkg/account/deployer ‑ TestGetSchema/Successful_request github.com/dynatrace/dynatrace-configuration-as-code/v2/pkg/account/deployer ‑ TestGetSupportedPermissionIds github.com/dynatrace/dynatrace-configuration-as-code/v2/pkg/account/deployer ‑ TestGetSupportedPermissionIds/Invalid_'enum'_field_type github.com/dynatrace/dynatrace-configuration-as-code/v2/pkg/account/deployer ‑ TestGetSupportedPermissionIds/Invalid_JSON github.com/dynatrace/dynatrace-configuration-as-code/v2/pkg/account/deployer ‑ TestGetSupportedPermissionIds/Missing_'enum'_field github.com/dynatrace/dynatrace-configuration-as-code/v2/pkg/account/deployer ‑ TestGetSupportedPermissionIds/Missing_'permissionName'_field github.com/dynatrace/dynatrace-configuration-as-code/v2/pkg/account/deployer ‑ TestGetSupportedPermissionIds/Valid_input ```