chore(*): minor change to changelog.md

Author: onlyexeption

CHANGELOG.md

@@ -21,8 +21,6 @@ All notable changes for each version of this project will be documented in this
 - `IgxSnackbar`
     - `message` property has been deprecated. You can place the *message text* in the snackbar content or pass it as parameter to `show` method instead.
     - An optional string parameter `message` has been added to `show()` method.
-- `IgxGrid`
-    - Expose a setter for grid's `outlet` property, which can be used to set the outlet used to attach the grid's overlays to.
 
 ## 10.0.0
 
@@ -45,6 +43,12 @@ All notable changes for each version of this project will be documented in this
 - `IgxSelect` support for `igxHint` directive added.
     - Allows the user to add `igxHint` to be displayed bellow the input element.
 
+## 9.1.9
+
+### New Features
+- `IgxGrid`, `IgxTreeGrid`, `IgxHierarchicalGrid`
+    - Expose a setter for grid's `outlet` property, which can be used to set the outlet used to attach the grid's overlays to.
+
 ## 9.1.4
 
 ### New Features