Jenkins: hardware disable sd_stress temporarily

- currently failing intermittantly when run on the test rack

.ci/Jenkinsfile-hardware

@@ -394,7 +394,7 @@ pipeline {
                   steps {
                     sh './Tools/HIL/run_nsh_cmd.py --device `find /dev/serial -name *usb-*` --cmd "top once"'
                     sh './Tools/HIL/run_nsh_cmd.py --device `find /dev/serial -name *usb-*` --cmd "work_queue status"'
-                    sh './Tools/HIL/run_nsh_cmd.py --device `find /dev/serial -name *usb-*` --cmd "sd_stress"'
+                    //sh './Tools/HIL/run_nsh_cmd.py --device `find /dev/serial -name *usb-*` --cmd "sd_stress"'
                     sh './Tools/HIL/run_nsh_cmd.py --device `find /dev/serial -name *usb-*` --cmd "uorb_tests"'
                     sh './Tools/HIL/run_nsh_cmd.py --device `find /dev/serial -name *usb-*` --cmd "uorb_tests latency_test" || true'
                   }
@@ -897,7 +897,7 @@ void runTests() {
   sh './Tools/HIL/run_nsh_cmd.py --device `find /dev/serial -name *usb-*` --cmd "sd_bench"'
   sh './Tools/HIL/run_nsh_cmd.py --device `find /dev/serial -name *usb-*` --cmd "sd_bench -u"'
 
-  sh './Tools/HIL/run_nsh_cmd.py --device `find /dev/serial -name *usb-*` --cmd "sd_stress"'
+  //sh './Tools/HIL/run_nsh_cmd.py --device `find /dev/serial -name *usb-*` --cmd "sd_stress"'
 
   sh './Tools/HIL/run_nsh_cmd.py --device `find /dev/serial -name *usb-*` --cmd "sensors stop"' // ignore irrelevant sensor timeouts during microbenchmarks
   sh './Tools/HIL/run_nsh_cmd.py --device `find /dev/serial -name *usb-*` --cmd "microbench all"'