Allow empty fields for serviceDiscovery, userInfo, groupInfo and deviceInfo (#16031)

Author: Chi-Pin

mmv1/products/beyondcorp/SecurityGateway.yaml

@@ -221,6 +221,8 @@ properties:
         description: Client IP configuration. The client IP address is included if true.
   - name: serviceDiscovery
     type: NestedObject
+    send_empty_value: true
+    allow_empty_object: true
     description: Settings related to the Service Discovery.
     properties:
       - name: apiGateway

mmv1/products/beyondcorp/SecurityGatewayApplication.yaml

@@ -187,6 +187,8 @@ properties:
               properties:
                 - name: userInfo
                   type: NestedObject
+                  send_empty_value: true
+                  allow_empty_object: true
                   description: User info configuration.
                   properties:
                     - name: outputType
@@ -198,6 +200,8 @@ properties:
                         - 'NONE'
                 - name: groupInfo
                   type: NestedObject
+                  send_empty_value: true
+                  allow_empty_object: true
                   description: Group info configuration.
                   properties:
                     - name: outputType
@@ -209,6 +213,8 @@ properties:
                         - 'NONE'
                 - name: deviceInfo
                   type: NestedObject
+                  send_empty_value: true
+                  allow_empty_object: true
                   description: Device info configuration.
                   properties:
                     - name: outputType