Updated the test script to be a .txt file and changed the designed to be all run arguments in one line

Author: vatsalghelani-csa

scripts/tests/py/simple_run_args.py

@@ -1,5 +1,3 @@
-
-# run arguments:
+# runner arguments:
 # test-runner-runs: run1
-# test-runner-run/run1/app: app/all-clusters discriminator KVS trace-to-appjson
-# test-runner-run/run1/script: storage-path commissioning-method discriminator passcode trace-to-testjson trace-to-testperfetto
+# test-runner-run/run1: app/all-clusters discriminator KVS storage-path commissioning-method discriminator passcode