Identity and access: 10 API change passages

Added the keyCredentials property to the appManagementConfiguration resource. Added the passwordCredentials property to the appManagementConfiguration resource. Removed the keyCredentials relationship from the appManagementConfiguration resource. Removed the passwordCredentials relationship from the appManagementConfiguration resource. Added the customSecurityAttributes property to the appManagementPolicyActorExemptions resource. Removed the customSecurityAttributes relationship from the appManagementPolicyActorExemptions resource. Changed the customSecurityAttributeExemption resource from an entity type to a complex type. Changed the customSecurityAttributeStringValueExemption resource from an entity type to a complex type. Changed the keyCredentialConfiguration resource from an entity type to a complex type. Changed the passwordCredentialConfiguration resource from an entity type to a complex type.