chore(*): Fix small typo in changelog.

Author: Svetoslav Krastev

CHANGELOG.md

@@ -5,7 +5,7 @@ All notable changes for each version of this project will be documented in this
 ## 15.1.0
 
  - `IgxPivotGrid`
-    - The `IgxPivotDateDimension` properties `inBaseDimension` and `inOption` have been deprecated and renamed to relatively `baseDimension` and `options`.
+    - The `IgxPivotDateDimension` properties `inBaseDimension` and `inOption` have been deprecated and renamed to `baseDimension` and `options` respectively.
 
 ## 15.0.1