revert change adding argv to autotest --generate_expected_output

Author: andrew-taylor

run_tests.py

@@ -1,7 +1,7 @@
 # run all the tests
 # This code needs extensive revision.
 
-import copy, glob, io, os, re, shlex, subprocess, sys
+import copy, glob, io, os, re, subprocess, sys
 from termcolor import colored as termcolor_colored
 from parse_test_specification import output_file_without_parameters
 from util import die
@@ -548,9 +548,8 @@ def print_tests_and_expected_output(
         debug=args.debug,
         file=file,
     )
-    argv = [shlex.quote(a) for a in sys.argv[1:]]
     print(
-        f"### generated by:  autotest {' '.join(argv)}  # see {REPO}",
+        f"### generated by: autotest --generate_expected_output - see {REPO}",
         file=file,
     )
     print_expected_output(tests, args, file)