adjust official build platform (#7703)

Why I did it
Adjust azp official build artifacts and platform to keep same with Jenkins.

.azure-pipelines/official-build.yml

@@ -33,3 +33,14 @@ stages:
     parameters:
       buildOptions: 'USERNAME=admin SONIC_BUILD_JOBS=$(nproc) ${{ variables.VERSION_CONTROL_OPTIONS }}'
       jobFilters: none
+      jobGroups:
+        - name: vs
+        - name: broadcom
+          variables:
+            swi_image: yes
+        - name: innovium
+        - name: mellanox
+          variables:
+            sync_rpc_image: yes
+            platform_rpc: mlnx
+        - name: nephos