Add opensearch system template repo to ws scan (#4978)

Signed-off-by: Zelin Hao <zelinhao@amazon.com>

tools/vulnerability-scan/wss-scan.config

@@ -1,4 +1,4 @@
 baseDirPath=$(pwd)
 gitBasePath=https://github.com/opensearch-project/
-gitRepos=OpenSearch,OpenSearch-Dashboards,alerting,alerting-dashboards-plugin,anomaly-detection,anomaly-detection-dashboards-plugin,asynchronous-search,common-utils,cross-cluster-replication,dashboards-reports,dashboards-visualizations,data-prepper,index-management,index-management-dashboards-plugin,job-scheduler,k-NN,opensearch-java,opensearch-js,opensearch-py,opensearch-dsl-py,performance-analyzer,performance-analyzer-rca,perftop,security,security-dashboards-plugin,sql,observability,opensearch-build,ml-commons,notifications,geospatial,dashboards-maps,neural-search,security-analytics,security-analytics-dashboards-plugin,dashboards-search-relevance,opensearch-migrations,sql-jdbc,sql-odbc,sql-cli,dashboards-query-workbench,dashboards-observability,dashboards-reporting,dashboards-notifications,opensearch-ai-flow-dashboards,dashboards-assistant,query-insights,dashboards-flow-framework
+gitRepos=OpenSearch,OpenSearch-Dashboards,alerting,alerting-dashboards-plugin,anomaly-detection,anomaly-detection-dashboards-plugin,asynchronous-search,common-utils,cross-cluster-replication,dashboards-reports,dashboards-visualizations,data-prepper,index-management,index-management-dashboards-plugin,job-scheduler,k-NN,opensearch-java,opensearch-js,opensearch-py,opensearch-dsl-py,performance-analyzer,performance-analyzer-rca,perftop,security,security-dashboards-plugin,sql,observability,opensearch-build,ml-commons,notifications,geospatial,dashboards-maps,neural-search,security-analytics,security-analytics-dashboards-plugin,dashboards-search-relevance,opensearch-migrations,sql-jdbc,sql-odbc,sql-cli,dashboards-query-workbench,dashboards-observability,dashboards-reporting,dashboards-notifications,opensearch-ai-flow-dashboards,dashboards-assistant,query-insights,dashboards-flow-framework,opensearch-system-templates