fix: don't close popup on click

Author: r0b1n

packages/shared/widget-plugin-filtering/src/controllers/picker/mixins/SelectControllerMixin.ts

@@ -87,6 +87,18 @@ export function SelectControllerMixin<TBase extends BaseController>(Base: TBase)
             if (this.multiselect) {
                 props.stateReducer = (state, { changes, type }) => {
                     switch (type) {
+                        case useSelect.stateChangeTypes.ToggleButtonClick:
+                            if (state.isOpen) {
+                                return {
+                                    ...changes,
+                                    isOpen: true,
+                                    highlightedIndex: state.highlightedIndex
+                                };
+                            }
+
+                            return {
+                                ...changes
+                            };
                         case useSelect.stateChangeTypes.ToggleButtonKeyDownEnter:
                         case useSelect.stateChangeTypes.ItemClick:
                             return {