Suprress console stdout output from adding file permissions in local storage (#41727)

Author: lzchen

sdk/monitor/azure-monitor-opentelemetry-exporter/CHANGELOG.md

@@ -8,6 +8,9 @@
 
 ### Bugs Fixed
 
+- Suppress stdout side effect of add permissions to file for local storage on Windows
+  ([#41727](https://github.com/Azure/azure-sdk-for-python/pull/41727))
+
 ### Other Changes
 
 ## 1.0.0b38 (2025-06-17)

sdk/monitor/azure-monitor-opentelemetry-exporter/azure/monitor/opentelemetry/exporter/_storage.py

@@ -226,6 +226,8 @@ def _check_and_set_folder_permissions(self):
                         "/inheritance:r",
                     ],
                     check=False,
+                    stdout=subprocess.DEVNULL,
+                    stderr=subprocess.DEVNULL,
                 )
                 if result.returncode == 0:
                     return True