Remove mixed type, because it doesn't support by Magento 2.4.5-p9

Author: djalex-ua

Block/Tab/Content/Sql.php

@@ -112,7 +112,7 @@ public function useQdbProfiler()
         return $this->getSqlProfiler()->getShowBacktrace();
     }
 
-    public function formatSqlTrace(mixed $bt)
+    public function formatSqlTrace($bt)
     {
         $traceFormated = [];
         foreach ($bt as $i=>$traceLine) {

Block/Tab/Panel.php

@@ -227,7 +227,7 @@ protected function sanitizeOutput($buffer)
         return $buffer;
     }
 
-    public function htmlFormatClass(mixed $class)
+    public function htmlFormatClass($class)
     {
         return $this->helper->getIDELinkForClass($class);
     }