[CI] add netmap for byo vsphere

Task: PRODX-40239

Change-Id: I981b139476d839d483895e3d29e9a5851d6c82c7
diff --git a/src/com/mirantis/mk/KaasUtils.groovy b/src/com/mirantis/mk/KaasUtils.groovy
index 2d41209..3272073 100644
--- a/src/com/mirantis/mk/KaasUtils.groovy
+++ b/src/com/mirantis/mk/KaasUtils.groovy
@@ -1117,6 +1117,7 @@
     ]
     def deployChild = triggers.deployChildEnabled
     def testUiVsphere = triggers.runUie2eEnabled || triggers.runUie2eNewEnabled
+    def vsphereByo = triggers.attachBYOEnabled
     def multiregionConfig = triggers.multiregionalConfiguration
     def runMultiregion = multiregionConfig.enabled
 
@@ -1153,7 +1154,7 @@
             break
         case 'vsphere':
             addToProviderNetMap(netMap, 'vsphere', 'mgmt')
-            if (deployChild || testUiVsphere) {
+            if (deployChild || testUiVsphere || vsphereByo) {
                 addToProviderNetMap(netMap, 'vsphere', 'child')
             }
             if (runMultiregion && multiregionConfig.managementLocation == 'vsphere' &&