Remove perf test code from test scripts. (#1510)

Signed-off-by: ZePan110 <ze.pan@intel.com>

GraphRAG/tests/test_compose_on_gaudi.sh

@@ -213,13 +213,9 @@ function main() {
     duration=$((end_time-start_time))
     echo "Mega service start duration is $duration s"
 
-    if [ "${mode}" == "perf" ]; then
-        echo "not implemented"
-    elif [ "${mode}" == "" ]; then
-        validate_microservices
-        validate_megaservice
-        validate_frontend
-    fi
+    validate_microservices
+    validate_megaservice
+    validate_frontend
 
     stop_docker
     echo y | docker system prune