add secretsmanager:GetRandomPassword

[markuman]

Required by ansible-collections/community.aws#1997

[markuman]

oh damn

TASK [Fail if policy is too large] *********************************************
fatal: [localhost]: FAILED! => {
    "failed_when_result": true,
    "oversized_policies": [
        "/home/vsts/work/1/s/hacking/aws_config/../../aws/policy/security-services.yaml"
    ]
}

[markuman]

Ah, there is already - secretsmanager:Get*. Hm, that's strange.