Add HelpDesk region selector to connection creation. (#2949)

certified-connectors/Plumsail HelpDesk/apiProperties.json

@@ -4,20 +4,49 @@
       "api_key": {
         "type": "securestring",
         "uiDefinition": {
-          "displayName": "API Key",
-          "description": "The API Key for this api",
-          "tooltip": "Provide your API Key",
           "constraints": {
-            "tabIndex": 2,
             "clearText": false,
-            "required": "true"
+            "required": "true",
+            "tabIndex": 2
+          },
+          "description": "The API Key for this api",
+          "displayName": "API Key",
+          "tooltip": "Provide your API Key"
+        }
+      },
+      "region": {
+        "type": "string",
+        "uiDefinition": {
+          "displayName": "Data center region",
+          "tooltip": "Select Data Center to use",
+          "constraints": {
+            "required": "true",
+            "allowedValues": [
+              {
+                "text": "EU",
+                "value": "helpdesk-services.plumsail.com"
+              },
+              {
+                "text": "US",
+                "value": "us-helpdesk-services.plumsail.com"
+              }
+            ]
           }
         }
       }
     },
     "iconBrandColor": "#ee8400",
     "capabilities": [],
-    "publisher": "Fuzor LLC",
-    "stackOwner": "Fuzor LLC"
+    "policyTemplateInstances": [
+      {
+        "templateId": "dynamichosturl",
+        "title": "baseUrl",
+        "parameters": {
+          "x-ms-apimTemplateParameter.urlTemplate": "https://@connectionParameters('region', 'helpdesk-services.plumsail.com')"
+        }
+      }
+    ],
+    "publisher": "Plumsail Inc.",
+    "stackOwner": "Plumsail Inc."
   }
 }