Changes are Enabling serviceLocator Calls in Liferay DXP

 Working with FreeMarker Template using to fetch the AssetVocabulary and Categories web content template.

1.  Remove the restricted variables in Control Panel -> System Settings -> Free Marker
2. Remove serviceLocator and staticUtils

<#assign AssetCategoryLocalService = serviceLocator.findService("com.liferay.asset.kernel.service.AssetCategoryLocalService")>

<#assign AssetVocabularyLocalService = serviceLocator.findService("com.liferay.asset.kernel.service.AssetVocabularyLocalService")>

<#assign listVecoblaries = AssetVocabularyLocalService.getGroupVocabularies(themeDisplay.getSiteGroupId())>

<#if listVecoblaries?has_content>

<#list listVecoblaries as vecobulary>

<#assign countoftotal = AssetCategoryLocalService.getVocabularyRootCategoriesCount(vecobulary.getVocabularyId())>

<#assign listVecoblaryCategories = AssetCategoryLocalService.getVocabularyRootCategories(vecobulary.getVocabularyId(), 0, countoftotal , null)>

<#if listVecoblaryCategories?has_content>

<#list listVecoblaryCategories as category>

${category.getName()}

</#list>

</#if>

</#list>

</#if>