Add .stylecop to filetypexml and format it (PowerShell#16025)

Author: TravisEz13

tools/releaseBuild/azureDevOps/releaseBuild.yml

@@ -30,6 +30,12 @@ variables:
     value: 1
   - name: NugetSecurityAnalysisWarningLevel
     value: none
+  - name: branchCounterKey
+    value: $[format('{0:yyyyMMdd}-{1}', pipeline.startTime,variables['Build.SourceBranch'])]
+  - name: branchCounter
+    value: $[counter(variables['branchCounterKey'], 1)]
+  - name: ForceAzureBlobDelete
+    value:  ${{ parameters.ForceAzureBlobDelete }}
 
 stages:
   - stage: prep