Minor: Fix method name to get forum category title

public/main/forum/viewforumcategory.php

@@ -174,7 +174,7 @@ if (is_array($forumCategories)) {
         }
         $categorySessionId = 0;
         $forumCategoryInfo['id'] = $categoryId;
-        $forumCategoryInfo['title'] = $forumCategory->getCatTitle();
+        $forumCategoryInfo['title'] = $forumCategory->getTitle();
         $forumCategoryInfo['icon_session'] = '';
 
         // Validation when belongs to a session

tests/CourseBundle/Repository/CLinkCategoryRepositoryTest.php

@@ -37,7 +37,7 @@ class CLinkCategoryRepositoryTest extends AbstractApiTest
         $this->assertSame($category->getResourceIdentifier(), $category->getIid());
         $this->assertSame('cat', (string) $category);
         $this->assertSame('desc', $category->getDescription());
-        $this->assertSame('cat', $category->getCategoryTitle());
+        $this->assertSame('cat', $category->getTitle());
 
         $this->assertSame(1, $repo->count([]));
     }