Applied fixes from StyleCI (#16268)

Author: taylorotwell

src/Illuminate/Support/HigherOrderCollectionProxy.php

@@ -39,7 +39,7 @@ public function __construct(Collection $collection, $method)
      */
     public function __get($key)
     {
-        return $this->collection->{$this->method}(function($value) use ($key) {
+        return $this->collection->{$this->method}(function ($value) use ($key) {
             return $value->{$key};
         });
     }
@@ -53,7 +53,7 @@ public function __get($key)
      */
     public function __call($method, $parameters)
     {
-        return $this->collection->{$this->method}(function($value) use ($method, $parameters) {
+        return $this->collection->{$this->method}(function ($value) use ($method, $parameters) {
             return $value->{$method}(...$parameters);
         });
     }

tests/Support/SupportCollectionTest.php

@@ -1659,6 +1659,7 @@ public function testHigherOrderCollectionMap()
 class TestSupportCollectionHigherOrderItem
 {
     public $name = 'taylor';
+
     public function uppercase()
     {
         $this->name = strtoupper($this->name);