set FileID in variables section

Author: aminya

script/vsts/platforms/windows.yml

@@ -18,6 +18,7 @@ jobs:
       ReleaseVersion: $[ dependencies.GetReleaseVersion.outputs['Version.ReleaseVersion'] ]
       IsReleaseBranch: $[ dependencies.GetReleaseVersion.outputs['Version.IsReleaseBranch'] ]
       IsSignedZipBranch: $[ dependencies.GetReleaseVersion.outputs['Version.IsSignedZipBranch'] ]
+      FileID: ${{ replace(variables(buildArch), "x64", "-x64") }}
 
     steps:
       - template: templates/preparation.yml
@@ -37,15 +38,6 @@ jobs:
 
       - template: templates/test.yml
 
-      - pwsh: |
-          if ($env:BUILD_ARCH -eq "x64") {
-            $env:FileID="-x64"
-            echo "##vso[task.setvariable variable=FileID]$env:FileID" # Azure syntax
-          }
-        env:
-          BUILD_ARCH: $(buildArch)
-        displayName: Set FileID based on the arch
-
       - template: templates/publish.yml
         parameters:
           artifacts: