Merge pull request #1612 from livecode/bugfix-19827

[[ Tutorial ]] Hide Copy Script button when no script

Author: livecodeali

Toolset/palettes/tutorial/revtutorial.livecodescript

@@ -869,6 +869,7 @@ on revTutorialPositionStack pStack, pObject, pWidthOverride, pForceVertical
    if the text of tScriptFieldID is empty then
       put false into tHasScript
       hide tScriptFieldID
+      hide tCopyButtonID
    else
       put true into tHasScript
       show tScriptFieldID