CI: Correct test path to publish test results (#13862)

Author: raoakarsha

.azure/hpu-tests.yml

@@ -84,7 +84,7 @@ jobs:
 
     - task: PublishTestResults@2
       inputs:
-        testResultsFiles: 'hpu*_test-results.xml'
+        testResultsFiles: 'tests/tests_pytorch/hpu*_test-results.xml'
         testRunTitle: '$(Agent.OS) - $(Build.DefinitionName) - Python $(python.version)'
       condition: succeededOrFailed()
       displayName: 'Publish test results'