chore: do not close popup if already open and input is clicked

Author: r0b1n

packages/shared/widget-plugin-dropdown-filter/src/controllers/mixins/TagPickerControllerMixin.ts

@@ -142,6 +142,15 @@ export function TagPickerControllerMixin<TBase extends BaseController>(Base: TBa
                                 highlightedIndex: state.highlightedIndex,
                                 inputValue: state.inputValue
                             };
+                        case useCombobox.stateChangeTypes.InputClick:
+                            if (state.isOpen) {
+                                return {
+                                    ...changes,
+                                    isOpen: true,
+                                    highlightedIndex: state.highlightedIndex
+                                };
+                            }
+                            return changes;
                         default:
                             return {
                                 ...changes,