chore(combo): fix typo in changelog

Author: PlamenaMiteva

CHANGELOG.md

@@ -5,7 +5,7 @@ All notable changes for each version of this project will be documented in this
 ## 14.0.0
 - `IgxDatePicker` and `IgxDateRangePicker` now expose a `weekStart` input property like the `IgxCalendar`
 - `IgxCombo` and  `IgxSimpleComboComponent`
-    - The combobox `role`, `aria-haspopup`, `aria-expanded`, `aria-controls` and `aria-labelledby` attributes have been moved from combo wrapper to the combo input. Additionally the  `IgxSimpleComboComponent` input is marked with `aria-readonly="false"` and `aria-autocomplete="list"` attributes. The `aria-expanded` attribute is applied to the combo dropdown as well and can be set by the `ariaLabelledBy` property, the combo label or placeholder. The serach input within the combo dropdown is now marked as `role="searchbox"`, `aria-label="search"` and `aria-autocomplete="list"`. The dropdown item container has `aria-activedescendant` attribute to identify the currently active element of the item list. The `IgxCombo` container is also marked as `aria-multiselectable="true"`. The dropdown header items role has been changed to `group`.
+    - The combobox `role`, `aria-haspopup`, `aria-expanded`, `aria-controls` and `aria-labelledby` attributes have been moved from combo wrapper to the combo input. Additionally the  `IgxSimpleComboComponent` input is marked with `aria-readonly="false"` and `aria-autocomplete="list"` attributes. The `aria-labelled` attribute is applied to the combo dropdown as well and can be set by the `ariaLabelledBy` property, the combo label or placeholder. The serach input within the combo dropdown is now marked as `role="searchbox"`, `aria-label="search"` and `aria-autocomplete="list"`. The dropdown item container has `aria-activedescendant` attribute to identify the currently active element of the item list. The `IgxCombo` container is also marked as `aria-multiselectable="true"`. The dropdown header items role has been changed to `group`.
 - `IgxDropDown`
     - The `label` attribute has been changed to `aria-labelledby` and can be set by a latterly added input property `labelledBy`.