Fix links

Author: dominicbetts

articles/iot-central/core/TOC.yml

@@ -9,7 +9,7 @@
   - name: Recent updates
     items:
     - name: March 2020
-      href: https://azure.microsoft.com/en-us/updates/azure-iot-central-march-2020-updates/
+      href: https://azure.microsoft.com/updates/azure-iot-central-march-2020-updates/
 - name: Quickstarts
   expanded: true
   items:

articles/iot-central/core/index.yml

@@ -22,7 +22,7 @@ landingContent:
           - text: Tour the UI
             url: overview-iot-central-tour.md
           - text: Recent updates
-            url: https://azure.microsoft.com/en-us/updates/?status=nowavailable&updateType=features&category=iot&query=azure%20iot%20central
+            url: https://azure.microsoft.com/updates/?status=nowavailable&updateType=features&category=iot&query=azure%20iot%20central
       - linkListType: architecture
         links:
           - text: Azure IoT Central architecture

articles/iot-central/index.yml

@@ -144,4 +144,4 @@ additionalContent:
         url: https://docs.microsoft.com/learn/browse/?products=azure-iot-central
       - title: Recent updates
         summary: See what's new in IoT Central.
-        url: https://azure.microsoft.com/en-us/updates/?status=nowavailable&updateType=features&category=iot&query=azure%20iot%20central
+        url: https://azure.microsoft.com/updates/?status=nowavailable&updateType=features&category=iot&query=azure%20iot%20central