Replace deprecated Node::getLine() with Node::getStartLine()

Author: BrianHenryIE

src/voku/SimplePhpParser/Model/BasePHPElement.php

@@ -97,6 +97,13 @@ protected static function getFQN($node): string
 
     protected function prepareNode(Node $node): void
     {
-        $this->line = $node->getLine();
+        $this->line = method_exists($node, 'getStartLine')
+            ? $node->getStartLine()
+            /**
+             * Deprecated in PHP-Parser v5
+             *
+             * @see https://github.com/nikic/PHP-Parser/blob/master/UPGRADE-5.0.md#miscellaneous-changes
+             */
+            : $node->getLine();
     }
 }