Remove superfluous casts

Author: sebastianbergmann

src/StaticAnalysis/CodeUnitFindingVisitor.php

@@ -206,7 +206,7 @@ private function processClass(Class_ $node): void
 
         $this->classes[$namespacedName] = [
             'name'           => $name,
-            'namespacedName' => (string) $namespacedName,
+            'namespacedName' => $namespacedName,
             'namespace'      => $this->namespace($namespacedName, $name),
             'startLine'      => $node->getStartLine(),
             'endLine'        => $node->getEndLine(),
@@ -221,7 +221,7 @@ private function processTrait(Trait_ $node): void
 
         $this->traits[$namespacedName] = [
             'name'           => $name,
-            'namespacedName' => (string) $namespacedName,
+            'namespacedName' => $namespacedName,
             'namespace'      => $this->namespace($namespacedName, $name),
             'startLine'      => $node->getStartLine(),
             'endLine'        => $node->getEndLine(),