text: Title: [Security Solution][Enhancement]Common "Save" & "Save & Close" button under Connector Run Tab causing confusion 
  Body: **Describe the bug**
  [Enhancement]Common "Save" & "Save & Close" button under Connector Run Tab causing confusion 
  
  **Build Details:**
  Platform: Production
  Version: 7.12.0 BC1
  Commit:038fd51b0474c96e4d3ae58db1308c5f8aba71bd
  Build: 38938 
  
  
  
  **Browser Details**
  All
  
  
  **Preconditions**
  1.Elastic Cloud environment having version 7.12.0 should be available.
  2.Any External Connector should be present on above environment.
  
  
  **Steps to Reproduce**
  1. Navigate to Kibana and Select Management App from the left navigation panel.
  2. Go to Stack Mangement.
  3. Go to Alerts and Actions > Connectors Tab
  4. Click on existing created external connector and go to 'TEst' Tab
  5. Observed the two of the common button actually meant for 'Configuration Tab' are showing under 'Test' tab also even having no requirement of those buttons there. 
  
  In Addition clicking on those buttons have no response , which raises a doubt/confusion to a user for the purpose of those or those buttons are not working.
  
  ![image](https://user-images.githubusercontent.com/59917825/108817796-74574d00-75de-11eb-9bf2-03a7aa21caae.png)
  
  **Actual Result**
  Enhancement : Common "Save" & "Save & Close" button under Connector Run Tab causing confusion 
  
  
  **Expected Result**
  Common "Save" & "Save & Close" button should be present only under there respective required and working tab i.e "Configuration" Tab and not to shown under "Test" Tab
  
  
  
  **Whats Working**
  - Save and Save and Close both button are working fine under "Configuration" Tab
  ![image](https://user-images.githubusercontent.com/59917825/108817479-f5621480-75dd-11eb-8fa0-ef5ed9052641.png)
  
  **Whats Not Working**
  - N/A
  
  **Screenshots**
  
  ![image](https://user-images.githubusercontent.com/59917825/108817457-f135f700-75dd-11eb-8570-1f66b5adbcbb.png)
  
  **logs**
  N/A
  