Fix PRServiceDirectories variable and update SignPackage timeout (Azure#45113)

* Fix PRServiceDirectories variable and update SignPackage timeout

* add quotes

* Remove the 40 minute timeout and just use the default 60 minute timeout

Author: JimSuplizio

eng/pipelines/templates/jobs/ci.yml

@@ -359,7 +359,8 @@ jobs:
           displayName: Set PRServiceDirectories from PR diff
       - ${{ else }}:
         - pwsh: |
-            Write-Host "changedServicesString='${{ parameters.ServiceDirectory }}'"
+            $changedServicesString='${{ parameters.ServiceDirectory }}'
+            Write-Host "changedServicesString='$changedServicesString'"
             Write-Host "##vso[task.setvariable variable=PRServiceDirectories;]$changedServicesString"
           displayName: Set PRServiceDirectories to ServiceDirectory parameter
 

eng/pipelines/templates/stages/archetype-java-release-batch.yml

@@ -32,7 +32,6 @@ stages:
       - template: /eng/pipelines/templates/variables/image.yml
     jobs:
       - job: SignPackage
-        timeoutInMinutes: 20
         pool:
           name: $(WINDOWSPOOL)
           image: $(WINDOWSVMIMAGE)