Update src/plugins/data_source/README.md

Co-authored-by: Miki <amoo_miki@yahoo.com>

src/plugins/data_source/README.md

@@ -19,7 +19,7 @@ Update the following configuration in the `opensearch_dashboards.yml` file to ap
 ```yml
 data_source.audit.appender.kind: 'file'
 data_source.audit.appender.layout.kind: 'pattern'
-data_source.audit.appender.path: path.join(os.tmpdir(), 'opensearch-dashboards-data-source-audit.log')
+data_source.audit.appender.path: '<Operating System's Temp Folder>/opensearch-dashboards-data-source-audit.log'
 ```
 
 3. The default encryption-related configuration parameters are: