Added a step to update submodules as well as disable PR builds (#17469)

* Added a step to update submodules

* Disable triggering on CI

.azure/pipelines/devBuilds.yml

@@ -3,11 +3,7 @@
 #
 
 # Configure which branches trigger builds
-trigger:
-  batch: true
-  branches:
-    include:
-    - master
+trigger: none
 
 stages:
 - stage: build_components
@@ -21,6 +17,7 @@ stages:
       jobDisplayName: "Build: Windows x64/x86"
       agentOs: Windows
       steps:
+      - script: git submodule update --recursive
       - script: cd ./src/Components
       - script: ./build.cmd
                 -ci