Fixed typo in ParameterOutExtensions

Author: staabm

src/Analyser/NodeScopeResolver.php

@@ -4550,7 +4550,7 @@ private function processArgs(
 $argValue = $arg->value;
 if ($argValue instanceof Variable && is_string($argValue->name)) {
 if ($argValue->name !== 'this') {
-$paramOutType = $this->getParameterOutExtensionsTypes($callLike, $calleeReflection, $currentParameter, $scope);
+$paramOutType = $this->getParameterOutExtensionsType($callLike, $calleeReflection, $currentParameter, $scope);
 if ($paramOutType !== null) {
 $byRefType = $paramOutType;
 }
@@ -4625,7 +4625,7 @@ private function getParameterTypeFromParameterClosureTypeExtension(CallLike $cal
 /**
  * @param MethodReflection|FunctionReflection|null $calleeReflection
  */
-public function getParameterOutExtensionsTypes(CallLike $callLike, $calleeReflection, ParameterReflection $currentParameter, MutatingScope $scope): ?Type
+private function getParameterOutExtensionsType(CallLike $callLike, $calleeReflection, ParameterReflection $currentParameter, MutatingScope $scope): ?Type
 {
 $paramOutTypes = [];
 if ($callLike instanceof FuncCall && $calleeReflection instanceof FunctionReflection) {