Fix delay variable name in button_down_template and update down_wait calculation

Author: forntoh

.scripts/prepare_workflow.py

@@ -24,7 +24,7 @@ def button_down_template(button_name):
       part-id: {button_name}
       control: pressed
       value: 1
-  - delay: {hold_time}ms
+  - delay: {press_holding_time}ms
   """
 
 
@@ -62,10 +62,8 @@ def replace_lines(file_path, compiled_replacements):
     press_holding_time = int(sys.argv[3])
     wait_time_after_release = int(sys.argv[4])
 
-    hold_time = press_holding_time * 10
-
     press_wait = press_holding_time + wait_time_after_release + serial_wait_time
-    down_wait = hold_time + serial_wait_time
+    down_wait = press_holding_time + serial_wait_time
     up_wait = wait_time_after_release + serial_wait_time
 
     replacements = {