TSG S4: prevent leader of the undeads from suiciding

This is generally a problem with most leaders, but here it's worse.

Also changed his keep to the ruined version.
(Not the ajdacent castle tiles as it looks better that way.)

[ci skip]

data/campaigns/The_South_Guard/maps/04_Vale_of_Tears.map

@@ -11,7 +11,7 @@ Hh^Fms, Gs^Fms, Gs^Fms, Gs^Fds, Gs^Fms, Gs^Fds, Hh, Gs^Fds, Gs^Fds, Gs^Fds, Gg,
 Hh^Fms, Hh^Fms, Gs^Fms, Gg^Ve, Gs^Fp, Hh, Gg, Gs^Fds, Gg, Gs^Fds, Gs^Ve, Gg, Re, Gg, Gg, Gg, Re, Gg, Re, Re, Gg, Gg^Ve, Gg^Fet, Gs^Fds, Hh^Fds, Gg, Gg, Gs, Gg, Rp, Rp, Rp, Gg, Rp, Rp, Gg, Gs^Fds, Gs^Fds, Gs^Fds, Gg, Gg, Gg
 Hh^Fp, Hh^Fms, Gll^Fp, Gs^Fms, Gs^Fms, Gs^Fms, Re, Re, Re, Re, Re, Re, Gg, Re, Re, Re, Hh, Re, Gg, Gg, Gg, Gs^Fds, Gs^Fds, Hh^Fds, Hh^Fds, Hh^Fds, Hh, Gg, Gg, Gg, Gg, Ss, Ss, Gg, Rp, Gg, Gg, Gs^Fds, Gg^Fet, Gs^Fds, Gs^Fds, Gs^Fds
 Hh^Fp, Hh^Fp, Gll^Fp, Gs^Fms, Re, Re, Ce, Ce, Ce, Gs, Gg, Gg, Gs^Fds, Gg, Gg^Ve, Hh, Hh, Hh, Mm, Gg, Gg, Gs^Fds, Hh, Hh, Mm, Hh, Hh, Gg, Gg, Ss, Ss, Ss, Cv, Gg, Rp, Gg, Gg, Gs^Fds, Gs^Fds, Gs^Fds, Gs^Fds, Gs^Fds
-Gll^Fp, Gll^Fp, Re, Re, Gs^Ve, Gs, Gg, 1 Ke, Ce, Gs, Gg, Gg, Gs^Fds, Gs^Fds, Hh, Gg, Hh, Mm, Mm, Mm, Hh, Hh, Hh, Mm, Mm, Mm, Hh, Hh, Hh, Ss, Ss, 2 Kv, Cv, Rp, Gs^Fds, Gs^Fds, Gs^Fds, Gg, Gs^Fds, Gs^Fds, Gg, Gg
+Gll^Fp, Gll^Fp, Re, Re, Gs^Ve, Gs, Gg, 1 Ke, Ce, Gs, Gg, Gg, Gs^Fds, Gs^Fds, Hh, Gg, Hh, Mm, Mm, Mm, Hh, Hh, Hh, Mm, Mm, Mm, Hh, Hh, Hh, Ss, Ss, 2 Kvr, Cv, Rp, Gs^Fds, Gs^Fds, Gs^Fds, Gg, Gs^Fds, Gs^Fds, Gg, Gg
 Re, Re, Gll^Fp, Gll^Fp, Gs^Fms, Gg, Gg, Ce, Gg, Gg, Gs^Fds, Gg, Mm, Mm, Mm, Hh, Mm, Mm, Mm, Mm, Hh, Hh, Hh^Fds, Hh^Fds, Gs^Fds, Mm, Hh^Fds, Hh, Hh, Gg, Gg, Cv, Rp, Rp, Gs^Fds, Hh^Fds, Hh^Fds, Gs^Fds, Gg, Gg^Efm, Gs^Fds, Gs^Fds
 Gll^Fp, Gll^Fp, Gll^Fp, Gll^Fp, Gll^Fp, Gll^Fp, Gs^Fms, Gg, Gg^Ve, Gs^Fds, Hh^Fds, Hh, Mm, Mm, Mm, Mm, Mm, Mm, Mm, Gg^Ve, Gs^Fds, Gs^Fds, Gs^Fds, Gs^Fds, Gg^Fet, Hh^Fds, Hh^Fds, Hh, Gs^Fds, Gs^Fds, Rp, Cv, Rp, Gg, Gs^Fds, Hh^Fds, Hh, Hh, Hh^Fds, Gg, Gs^Fds, Gs^Fds
 Gll^Fp, Gs^Fms, Gll^Fp, Gll^Fp, Gll^Fp, Gll^Fp, Gs^Fms, Gs^Fms, Hh^Fms, Gs^Fds, Hh, Hh, Mm, Mm, Mm, Mm, Hh, Hh, Mm, Hh, Hh, Gg, Gg, Gs^Fds, Gs^Fds, Gs^Fds, Gs^Fds, Gs^Fds, Rp, Rp, Gg, Rp, Gg, Gg^Efm, Gg, Gs^Fds, Gg, Gs^Fds, Gg, Hh^Fds, Gs^Fds, Gs^Fds

data/campaigns/The_South_Guard/scenarios/04_Vale_of_Tears.cfg

@@ -155,6 +155,20 @@
         {FLAG_VARIANT6 ragged}
     [/side]
 
+    # This prevents the magican from getting himself killed easily by not
+    # leaving him off his castle
+    [event]
+        name=side 2 turn refresh
+        first_time_only=no
+
+        [modify_unit]
+            [filter]
+                id="Mal A'kai"
+            [/filter]
+            moves=1
+        [/modify_unit]
+    [/event]
+
     {STARTING_VILLAGES 3 9}
 
     #start