[Mgmt] merged but unreleased sdk

[msyyc]

sdk-name	unreleased version	folder http link
azure-mgmt-mongocluster	1.2.0b1	https://github.com/Azure/azure-sdk-for-python/tree/main/sdk/mongocluster/azure-mgmt-mongocluster
azure-mgmt-chaos	3.0.0b1	https://github.com/Azure/azure-sdk-for-python/tree/main/sdk/chaos/azure-mgmt-chaos
azure-mgmt-servicefabric	2.2.0b2	https://github.com/Azure/azure-sdk-for-python/tree/main/sdk/servicefabric/azure-mgmt-servicefabric
azure-mgmt-standbypool	2.1.0	https://github.com/Azure/azure-sdk-for-python/tree/main/sdk/standbypool/azure-mgmt-standbypool
azure-mgmt-healthbot	1.0.0	https://github.com/Azure/azure-sdk-for-python/tree/main/sdk/healthbot/azure-mgmt-healthbot