Script: Help: Minor change.

src/pamhyr.py

@@ -49,7 +49,7 @@ def usage(argv):
     logger.info(f"Usage: {argv[0]} <script> <args...>")
     logger.info("")
     logger.info(f"Available scripts:")
-    logger.info(f"\thelp\t\tDisplay this help")
+    logger.info(f"\thelp\t\tDisplay this message")
     logger.info(f"\tgui\t\tRun Pamhyr graphics user interface (by default)")
     logger.info(f"\tdebug\t\tRun Pamhyr graphics user interface as debug mode (for developers)")
     for s in scripts: