fix styleCI issue

Author: sdkawata

src/Illuminate/Http/Client/PendingRequest.php

@@ -808,7 +808,7 @@ public function createClient($handlerStack)
     }
 
     /**
-     * add handlers to the handler stack
+     * add handlers to the handler stack.
      *
      * @param  \GuzzleHttp\HandlerStack  $handlerStack
      * @return \GuzzleHttp\HandlerStack
@@ -1046,7 +1046,7 @@ public function setClient(Client $client)
     }
 
     /**
-     * set the handler function
+     * set the handler function.
      *
      * @param  callable  $handler
      * @return $this

src/Illuminate/Http/Client/Pool.php

@@ -17,7 +17,7 @@ class Pool
     protected $factory;
 
     /**
-     * The handler function for Guzzle client
+     * The handler function for Guzzle client.
      *
      * @var callable
      */

tests/Http/HttpClientTest.php

@@ -958,7 +958,6 @@ public function testTheRequestSendingAndResponseReceivedEventsAreFiredWhenAReque
             ];
         });
 
-
         m::close();
     }