Fix debit permission Allow being too long, and remove newlines from it

indra/newview/llviewermessage.cpp

@@ -7518,7 +7518,7 @@ void process_script_question(LLMessageSystem *msg, void **user_data)
 // [/RLVa:KB]
 			if (caution && gSavedSettings.getBOOL("PermissionsCautionEnabled"))
 			{
-					args["FOOTERTEXT"] = (count > 1) ? LLTrans::getString("AdditionalPermissionsRequestHeader") + "\n\n" + script_question : "";
+				args["FOOTERTEXT"] = (count > 1) ? LLTrans::getString("AdditionalPermissionsRequestHeader") + '\n' + script_question : LLStringUtil::null;
 				notification = "ScriptQuestionCaution";
 			}
 			else if (experienceid.notNull())

indra/newview/skins/default/xui/en-us/notifications.xml

@@ -8139,11 +8139,9 @@ Scripts associated with this experience will be able to do the following on regi
 
 [QUESTIONS]
 Is this OK?
-
   <unique combine="combine_with_new">
     <context>experience</context>
   </unique>
-  <tag>confirm</tag>
     <form name="form">
       <button
        index="3"
@@ -8175,13 +8173,12 @@ Warning: The object &apos;[OBJECTNAME]&apos; wants total access to your inworld
 [FOOTERTEXT]
 
 Do not allow access if you do not fully understand why it wants access to your account.
-
   <tag>confirm</tag>
     <form name="form">
       <button
        index="0"
        name="Grant"
-       text="Allow total access"/>
+       text="Allow"/>
       <button
        default="true"
        index="1"