Replace getDbo() by getDatabase() in models

src/administrator/components/com_weblinks/src/Model/WeblinkModel.php

@@ -260,7 +260,7 @@ class WeblinkModel extends AdminModel
 			// Set ordering to the last item if not set
 			if (empty($table->ordering))
 			{
-				$db    = $this->getDbo();
+				$db    = $this->getDatabase();
 				$query = $db->getQuery(true)
 					->select('MAX(ordering)')
 					->from($db->quoteName('#__weblinks'));

src/administrator/components/com_weblinks/src/Model/WeblinksModel.php

@@ -154,7 +154,7 @@ class WeblinksModel extends ListModel
 	protected function getListQuery()
 	{
 		// Create a new query object.
-		$db    = $this->getDbo();
+		$db    = $this->getDatabase();
 		$query = $db->getQuery(true);
 		$user  = Factory::getApplication()->getIdentity();
 

src/components/com_weblinks/src/Model/CategoryModel.php

@@ -142,7 +142,7 @@ class CategoryModel extends ListModel
 		$viewLevels = Factory::getApplication()->getIdentity()->getAuthorisedViewLevels();
 
 		// Create a new query object.
-		$db    = $this->getDbo();
+		$db    = $this->getDatabase();
 		$query = $db->getQuery(true);
 
 		// Select required fields from the categories.

src/components/com_weblinks/src/Model/WeblinkModel.php

@@ -96,7 +96,7 @@ class WeblinkModel extends ItemModel
 		{
 			try
 			{
-				$db = $this->getDbo();
+				$db = $this->getDatabase();
 				$query = $db->getQuery(true)
 					->select($this->getState('item.select', 'a.*'))
 					->from('#__weblinks AS a')