DM S08: Cleanup & improve ending sequence, fixing wesnoth#3575

Removes final black screen that could be mistaken for a bug.
Shows Delfador disappearing in front of the orcs more clearly.

[ci skip]

data/campaigns/Delfadors_Memoirs/scenarios/08_Ur_Thorodor.cfg

@@ -219,11 +219,27 @@
 
         [redraw][/redraw]
 
+        [scroll_to]
+            x,y=23,11
+        [/scroll_to]
+
         [delay]
             time=1000
         [/delay]
+
+        [heal_unit]
+            [filter]
+                id=Delfador
+            [/filter]
+            amount=full
+            animate=no
+            moves=full
+            restore_attacks=yes
+            restore_statuses=yes
+        [/heal_unit]
         {MOVE_UNIT (id=Delfador) 23 11}
         {MODIFY_UNIT (id=Delfador) facing sw}
+
         [delay]
             time=500
         [/delay]
@@ -288,48 +304,27 @@ But as Delfador’s meditation deepened, and the woses sank into their timeless
             blue=-32
         [/color_adjust]
         [delay]
-            time=10
+            time=250
         [/delay]
         [color_adjust]
             red=-64
             green=-64
             blue=-64
         [/color_adjust]
         [delay]
-            time=10
+            time=250
         [/delay]
         [color_adjust]
             red=-128
             green=-128
             blue=-128
         [/color_adjust]
         [delay]
-            time=10
+            time=250
         [/delay]
-        [kill]
-            side=3
-        [/kill]
-        [heal_unit]
-            [filter]
-                id=Delfador
-            [/filter]
-            amount=full
-            animate=no
-            moves=full
-            restore_attacks=yes
-            restore_statuses=yes
-        [/heal_unit]
-        [modify_unit]
-            x,y=recall,recall
-            [filter]
-                id=Delfador
-            [/filter]
-        [/modify_unit]
-        [color_adjust]
-            red=-255
-            green=-255
-            blue=-255
-        [/color_adjust]
+        [put_to_recall_list]
+            id=Delfador
+        [/put_to_recall_list]
         [modify_side]
             side=1,2
             hidden=yes