docs(changelog): adding entry for input comp change (#17348)

Author: ChronosSF

CHANGELOG.md

@@ -65,6 +65,11 @@ All notable changes for each version of this project will be documented in this
 
     - Added a dedicated `excel-filtering-theme()` for styling the `Excel Style Filtering`. Use it instead of the excel-filtering color properties from `grid-theme()`.
 
+### Breaking Changes
+
+- `IgxInputGroupComponent`, `IgxSelectComponent`, `IgxDatePickerComponent`, `IgxDateRangePickerComponent`, `IgxTimePickerComponent`
+    - The default `type` has changed from `line` to `box`. The `ng update` migration automatically adds `type="line"` to existing instances that do not already have an explicit `type` binding to preserve their appearance.
+
 ### General
 
 - `IgxSelectComponent`