CLOUDP-305570: Add --watch to Outage simulation

[jeroenvervaeke]

Proposed changes

• added --watch to cluster outage simulation commands start/end

Jira ticket: CLOUDP-305570

Testing

Ran these commands:

Start outage simulation

outage_simulation.json

{
    "outageFilters": [
      {
        "cloudProvider": "AWS",
        "regionName": "EU_WEST_3",
        "type": "REGION"
      }
    ]
  }

atlas api clusterOutageSimulation startOutageSimulation --version 2023-01-01 --clusterName Cluster0 --file outage_simulation.json --watch

Stop outage simulation

atlas api clusterOutageSimulation endOutageSimulation --version 2023-01-01 --clusterName Cluster0 --watch

[jeroenvervaeke]

• Manually sent a message to cloud docs.
• Created a ticket to fix broken slack integration: https://jira.mongodb.org/browse/CLOUDP-305624

[lmkerbey-mdb]

LGTM.