Liberty S8: Fix some event filters

(cherry-picked from commit d13c451afb)

data/campaigns/Liberty/scenarios/08_Glory.cfg

@@ -577,7 +577,7 @@
     {BAD_CAVALRY 31}
 
     #
-    # Special Event - the first time you kill one of them, they catch on
+    # Special Event - the first time you attack one of them, they catch on
     # that you're trying to storm the fortress (color dialogue)
     #
     [event]
@@ -601,9 +601,12 @@
     [event]
         name=moveto
         [filter]
-            x,y=20,16
-            radius=4
-            side=1,4,5
+            [filter_location]
+                x,y=20,16
+                radius=4
+            [/filter_location]
+
+            side=1,3,4,5
         [/filter]
         [message]
             speaker=Dommel
@@ -619,7 +622,7 @@
         name=moveto
         [filter]
             x,y={X},{Y}
-            side=1,5
+            side=1
         [/filter]
         [message]
             speaker=unit