Fix PHPStan findings

Author: phansys

src/Tree/Strategy/ORM/Closure.php

@@ -136,7 +136,6 @@ public function processMetadataLoad($em, $meta)
 
             if (property_exists($closureMetadata, 'propertyAccessors')) {
                 // ORM 3.4+
-                /** @phpstan-ignore-next-line class.NotFound Class introduced in ORM 3.4 */
                 $closureMetadata->propertyAccessors['ancestor'] = PropertyAccessorFactory::createPropertyAccessor(
                     $closureMetadata->getName(),
                     'ancestor'
@@ -185,7 +184,6 @@ public function processMetadataLoad($em, $meta)
 
             if (property_exists($closureMetadata, 'propertyAccessors')) {
                 // ORM 3.4+
-                /** @phpstan-ignore-next-line class.NotFound Class introduced in ORM 3.4 */
                 $closureMetadata->propertyAccessors['descendant'] = PropertyAccessorFactory::createPropertyAccessor(
                     $closureMetadata->getName(),
                     'descendant'

src/Tree/Strategy/ORM/Nested.php

@@ -626,9 +626,9 @@ public function shiftRL(EntityManagerInterface $em, $class, $first, $delta, $roo
 
                 $nodeMeta = $em->getClassMetadata(get_class($node));
 
+                /** @phpstan-ignore-next-line function.alreadyNarrowedType Property introduced in ORM 3.4 */
                 if (property_exists($nodeMeta, 'propertyAccessors')) {
                     // ORM 3.4+
-                    /** @phpstan-ignore-next-line method.NotFound Method introduced in ORM 3.4 */
                     if (!array_key_exists($config['left'], $nodeMeta->getPropertyAccessors())) {
                         continue;
                     }
@@ -726,9 +726,9 @@ public function shiftRangeRL(EntityManagerInterface $em, $class, $first, $last,
 
                 $nodeMeta = $em->getClassMetadata(get_class($node));
 
+                /** @phpstan-ignore-next-line function.alreadyNarrowedType Property introduced in ORM 3.4 */
                 if (property_exists($nodeMeta, 'propertyAccessors')) {
                     // ORM 3.4+
-                    /** @phpstan-ignore-next-line method.NotFound Method introduced in ORM 3.4 */
                     if (!array_key_exists($config['left'], $nodeMeta->getPropertyAccessors())) {
                         continue;
                     }