fix copy/paste typo

Author: waskyo

chb/cmdline/chkx

@@ -1356,15 +1356,15 @@ def parse() -> argparse.Namespace:
         help="name of patch results file (required if there are trampolines)")
     relationalcomparefns.add_argument(
         "--output", "-o", help="save output in file")
-    relationalcompareall.add_argument(
+    relationalcomparefns.add_argument(
         "--loglevel", "-log",
         choices=UL.LogLevel.options(),
         default="NONE",
         help="activate logging with the given level (default to stderr)")
-    relationalcompareall.add_argument(
+    relationalcomparefns.add_argument(
         "--logfilename",
         help="name of file to write log messages")
-    relationalcompareall.add_argument(
+    relationalcomparefns.add_argument(
         "--logfilemode",
         choices=["a", "w"],
         default="a",