MAGE-1245 Separate frontend integration tests

Author: cammonro

Test/Integration/Category/CategoryCacheTest.php renamed to Test/Integration/Frontend/Category/CategoryCacheTest.php

@@ -1,6 +1,6 @@
 <?php
 
-namespace Algolia\AlgoliaSearch\Test\Integration\Category;
+namespace Algolia\AlgoliaSearch\Test\Integration\Frontend\Category;
 
 use Magento\Framework\App\Cache\Manager as CacheManager;
 use Magento\Framework\App\Config\ScopeConfigInterface;

Test/Integration/Search/SearchTest.php renamed to Test/Integration/Frontend/Search/SearchTest.php

@@ -1,6 +1,6 @@
 <?php
 
-namespace Algolia\AlgoliaSearch\Test\Integration\Search;
+namespace Algolia\AlgoliaSearch\Test\Integration\Frontend\Search;
 
 use Algolia\AlgoliaSearch\Model\Indexer\Product;
 use Algolia\AlgoliaSearch\Service\Product\BackendSearch;