chore: Update Change Log

Author: AlexanderBlanchardAC

code/web/release_notes/25.02.00.MD

@@ -157,6 +157,9 @@
 ### Indexing Updates
 - Add the option of only indexing records by the 856 field if the record does not have eContent items. (DIS-196) (*AB*)
 
+### Summon Updates
+- Update the Summon Search Indexes to match those found in Summon Serials Solutions. (DIS-232) (*AB*)
+
 
 //imani
 ### Indexing Updates