Add TheHive connector for cases (#4292)

* Add TheHive connector for cases

* Add TheHive connector for serverless cases

* Refresh automated screenshot

* Update docs/en/serverless/cases/manage-cases-settings.mdx

Co-authored-by: DeDe Morton <dede.morton@elastic.co>

---------

Co-authored-by: DeDe Morton <dede.morton@elastic.co>

docs/en/observability/manage-cases-settings.asciidoc

@@ -27,6 +27,7 @@ cases with that system using _connectors_. These third-party systems are support
 * {jira} (including {jira} Service Desk)
 * {ibm-r}
 * {swimlane}
+* TheHive
 * {webhook-cm}
 
 IMPORTANT: To send cases to external systems, you need the appropriate license, and your role must
@@ -43,15 +44,15 @@ After creating a connector, you can set your cases to
 === Create a connector
 
 . From the *Incident management system* list, select *Add new connector*.
-. Select the system to send cases to: *{sn}*, *{jira}*, *{ibm-r}*, *{swimlane}*,
-or *{webhook-cm}*.
+. Select the system to send cases to: *{sn}*, *{jira}*, *{ibm-r}*, *{swimlane}*, *TheHive*, or *{webhook-cm}*.
 
 . Enter your required settings. For connector configuration details, refer to
 {kibana-ref}/resilient-action-type.html[{ibm-r} connector],
 {kibana-ref}/jira-action-type.html[{jira} connector],
 {kibana-ref}/servicenow-action-type.html[{sn-itsm} connector],
 {kibana-ref}/servicenow-sir-action-type.html[{sn-sir} connector],
-{kibana-ref}/swimlane-action-type.html[{swimlane} connector], or
+{kibana-ref}/swimlane-action-type.html[{swimlane} connector], 
+{kibana-ref}/thehive-action-type.html[TheHive connector], or
 {kibana-ref}/cases-webhook-action-type.html[{webhook-cm} connector].
 
 . Click *Save*.

docs/en/serverless/cases/manage-cases-settings.mdx

@@ -32,6 +32,7 @@ cases with this system using connectors. These third-party systems are supported
 * ((sn-itsm))
 * ((sn-sir))
 * ((swimlane))
+* TheHive
 * ((webhook-cm))
 
 You need to create a connector to send cases, which stores the information required to interact
@@ -51,8 +52,8 @@ automatically close when they are sent to an external system.
 ### Create a connector
 
 1. From the **Incident management system** list, select **Add new connector**.
-1. Select the system to send cases to: **((sn))**, **((jira))**, **((ibm-r))**, **((swimlane))**,
-    or **((webhook-cm))**.
+1. Select the system to send cases to: **((sn))**, **((jira))**, **((ibm-r))**,
+   **((swimlane))**, **TheHive**, or **((webhook-cm))**.
 
     ![Add a connector to send cases to an external source](../images/observability-cases-add-connector.png)
     {/* NOTE: This is an autogenerated screenshot. Do not edit it directly. */}
@@ -63,10 +64,9 @@ automatically close when they are sent to an external system.
    -  [((sn-itsm)) connector](((kibana-ref))/servicenow-action-type.html)
    -  [((sn-sir)) connector](((kibana-ref))/servicenow-sir-action-type.html)
    -  [((swimlane)) connector](((kibana-ref))/swimlane-action-type.html)
+   -  [TheHive connector](((kibana-ref))/thehive-action-type.html)
    -  [((webhook-cm)) connector](((kibana-ref))/cases-webhook-action-type.html)
 
-   {/* Should we be linking out to kibana docs for this info? */}
-
 1. Click **Save**.
 
 ### Edit a connector