update changelog

Author: joelfmrodrigues

CHANGELOG.json

@@ -18,7 +18,9 @@
           "`ListItemPicker`: PR fixes an issue with filtering when using calculated column as columnInternalName in ListItemPicker. [#1887](https://github.com/pnp/sp-dev-fx-controls-react/pull/1887)",
           "`ListItemAttachments`: Fix 1858 to correct Chinese localization files #1894 [#1894](https://github.com/pnp/sp-dev-fx-controls-react/pull/1894)",
           "`DynamicForm`: Fixing issue 1862 - Dynamic form should hide fields that are hidden on the List Content Type [#1872](https://github.com/pnp/sp-dev-fx-controls-react/pull/1872)",
-          "`GridLayout`: A quick fix for #838. When compact mode the number of items rendered per page must match the number of all items. [1851](https://github.com/pnp/sp-dev-fx-controls-react/pull/1851)"
+          "`GridLayout`: A quick fix for #838. When compact mode the number of items rendered per page must match the number of all items. [1851](https://github.com/pnp/sp-dev-fx-controls-react/pull/1851)",
+          "`DynamicForm`: Always Show Required Field Validation Error In FormDisplayMode.Edit Mode [#1775](https://github.com/pnp/sp-dev-fx-controls-react/issues/1775)",
+          "`DynamicForm`: Required Field Validation won't work [#1760](https://github.com/pnp/sp-dev-fx-controls-react/issues/1760)"
         ]
       },
       "contributions": [