Fix the variable name in the condition for miscellaneous analysis CI (#14975)

Author: adityapatwardhan

.vsts-ci/misc-analysis.yml

@@ -90,7 +90,7 @@ jobs:
     condition: succeededOrFailed()
     workingDirectory: '$(repoPath)'
 
-  - ${{ if not(contains(variables['SYSTEM_COLLECTIONURI'],'mscodehub')) }}:
+  - ${{ if not(contains(variables['SYSTEM.COLLECTIONURI'],'mscodehub')) }}:
     - pwsh: |
         Import-module ./build.psm1
         $path = Join-Path -Path $pwd -ChildPath './commonTestResults.xml'