dashfolders: Hide search input area when showing CTA. #10083

public/app/core/components/manage_dashboards/manage_dashboards.html

-<div class="page-action-bar">
+<div class="page-action-bar" ng-hide="!ctrl.hasFilters && ctrl.sections.length === 0">
   <div class="gf-form gf-form--grow">
     <label class="gf-form-label">Search</label>
     <input type="text" class="gf-form-input max-width-30" placeholder="Find Dashboard by name" tabindex="1" give-focus="true" ng-model="ctrl.query.query" ng-model-options="{ debounce: 500 }" spellcheck='false' ng-change="ctrl.onQueryChange()" />