Rebase on master

Author: Michail-Antropov

data_model/1.3/clusters/EnergyCalendar.xml

@@ -82,7 +82,7 @@ limitations under the License.
     <name>Energy Calendar</name>
     <code>0x009A</code>
     <define>ENERGY_CALENDAR_CLUSTER</define>
-    <description/>
+    <description>The Energy Calendar Cluster provides a mechanism for communicating schedules associated with various forms of energy consumption</description>
     <client init="false" tick="false">true</client>
     <features>
       <feature bit="0" code="PTIER" name="PricingTier" summary="Supports information about pricing tiers">

src/app/zap-templates/zcl/data-model/chip/energy-calendar-cluster.xml

@@ -5472,7 +5472,7 @@ cluster EnergyEvse = 153 {
   timed command ClearTargets(): DefaultSuccess = 7;
 }
 
-/**  */
+/** The Energy Calendar Cluster provides a mechanism for communicating schedules associated with various forms of energy consumption */
 cluster EnergyCalendar = 154 {
   revision 3;