added comments in changelog

Author: qcdyx

liquibase/changelog.xml

@@ -50,5 +50,6 @@
     <include file="changes/feat_997.sql" relativeToChangelogFile="true"/>
     <!-- Materialized view updated. Added features and totals. -->
     <include file="changes/feat_993.sql" relativeToChangelogFile="true"/>
+    <!-- Materialized view updated. Used Feed.official field as official status. -->
     <include file="changes/feat_1083.sql" relativeToChangelogFile="true"/>
 </databaseChangeLog>