Use KeycloakModelUtils to resolve groups by path

Closes #45072

Signed-off-by: Stefan Guilhen <[email protected]>

Set version to 26.4.7

Set version to 26.2.12

Set version to 26.4.6

Set version to 26.2.11

Set version to 26.4.5

Set version to 26.4.4

Set version to 26.4.3

Set version to 26.0.17

Set version to 26.4.2