Add missing parts in Localization Unit cluster

src/app/zap-templates/zcl/data-model/chip/localization-unit-cluster.xml

@@ -16,8 +16,12 @@ limitations under the License.
 -->
 <configurator>
   <domain name="CHIP" />
-
-
+  <enum name="TempUnit" type="ENUM8">
+    <cluster code="0x002d"/>
+    <item name="Fahrenheit" value="0x00"/>
+    <item name="Celsius" value="0x01"/>
+    <item name="Kelvin" value="0x02"/>
+  </enum>
   <cluster>
     <domain>General</domain>
     <name>Localization Unit</name>
@@ -26,12 +30,10 @@ limitations under the License.
     <client init="false" tick="false">true</client>
     <server init="false" tick="false">true</server>
     <description>Nodes should be expected to be deployed to any and all regions of the world. These global regions
-may have differing preferences for the units in which values are conveying in communication to a
-user. As such, Nodes that visually or audibly convey measurable values to the user need a
-mechanism by which they can be configured to use a user’s preferred unit.</description>
-    <!-- Base data types -->
-
-    <!-- Test Commands -->
-
+      may have differing preferences for the units in which values are conveying in communication to a
+      user. As such, Nodes that visually or audibly convey measurable values to the user need a
+      mechanism by which they can be configured to use a user’s preferred unit.</description>
+    <!-- Base data types -->      
+    <attribute side="server" code="0x00" define="TEMPERATURE_UNIT" type="ENUM8" writable="true" optional="true">TemperatureUnit</attribute>
   </cluster>
 </configurator>