Script: Help: Specify the debug mode is for developers.

src/pamhyr.py

@@ -51,7 +51,7 @@ def usage(argv):
     logger.info(f"Available scripts:")
     logger.info(f"\thelp\t\tDisplay this help")
     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")
+    logger.info(f"\tdebug\t\tRun Pamhyr graphics user interface as debug mode (for developers)")
     for s in scripts:
         logger.info(f"\t{s}\t\t{scripts[s].description}")
     logger.info("")