replaced missing pivot defs

Author: ggailey777

articles/zone-pivot-groups.yml

@@ -215,6 +215,16 @@ groups:
     title: Flex Consumption plan
   - id: premium-plan
     title: Premium plan
+- id: functions-hosting-plan-dynamic
+  title: Function app hosting options
+  prompt: Choose a hosting option for your function app
+  pivots:
+  - id: flex-consumption-plan
+    title: Flex Consumption plan
+  - id: premium-plan
+    title: Premium plan
+  - id: consumption-plan
+    title: Consumption plan
 - id: functions-hosting-plan
   title: Function app hosting options
   prompt: Choose a hosting option for your function app