BUGFIX: 3495 Dimension selector deactivate searchbox

The `SelectBox` component doest seem to work currently when beeing expanded in the upper toolbar.
As it will take some time investigating this, we should disable the optional search feature to make the switcher useable for now at all.

packages/neos-ui/src/Containers/PrimaryToolbar/DimensionSwitcher/DimensionSelector.js

@@ -71,7 +71,7 @@ export default class DimensionSelector extends PureComponent {
                 value={activePreset}
                 allowEmpty={false}
                 headerIcon={showDropDownHeaderIcon ? this.props.icon : null}
-                displaySearchBox={sortedPresetOptions.length >= 10}
+                displaySearchBox={false} // TODO reenable `sortedPresetOptions.length >= 10` but see https://github.com/neos/neos-ui/issues/3495
                 searchOptions={searchOptions(this.state.searchTerm, sortedPresetOptions)}
                 onSearchTermChange={this.handleSearchTermChange}
                 noMatchesFoundLabel={i18nRegistry.translate('Neos.Neos:Main:noMatchesFound')}