Update Kushite stable, range, workshop, and elephant stable's specific names.

Patch by: @Nescio
Names by: @Sundiata
Differential Revision: https://code.wildfiregames.com/D1750
This was SVN commit r22055.

binaries/data/mods/public/simulation/templates/structures/kush_elephant_stables.xml

@@ -2,7 +2,7 @@
 <Entity parent="template_structure_military_elephant_stables">
   <Identity>
     <Civ>kush</Civ>
-    <SpecificName>Kushite Elephant Stables</SpecificName>
+    <SpecificName>Ỉḥ Abu</SpecificName>
   </Identity>
   <VisualActor>
     <Actor>structures/kushites/elephant_stable.xml</Actor>

binaries/data/mods/public/simulation/templates/structures/kush_range.xml

@@ -6,7 +6,7 @@
   </Footprint>
   <Identity>
     <Civ>kush</Civ>
-    <SpecificName>Kushite Archery Range</SpecificName>
+    <SpecificName>Pr-Pdt</SpecificName>
   </Identity>
   <Obstruction>
     <Static width="24.0" depth="22.0"/>

binaries/data/mods/public/simulation/templates/structures/kush_stable.xml

@@ -6,7 +6,7 @@
   </Footprint>
   <Identity>
     <Civ>kush</Civ>
-    <SpecificName>Kushite Cavalry Stable</SpecificName>
+    <SpecificName>Ỉḥ Ssmt</SpecificName>
     <Icon>structures/pers_stable.png</Icon>
   </Identity>
   <Obstruction>

binaries/data/mods/public/simulation/templates/structures/kush_workshop.xml

@@ -2,7 +2,7 @@
 <Entity parent="template_structure_military_workshop">
   <Identity>
     <Civ>kush</Civ>
-    <SpecificName>Kushite Siege Workshop</SpecificName>
+    <SpecificName>Pr-ỉwn n ms</SpecificName>
   </Identity>
   <ProductionQueue>
     <Technologies datatype="tokens">