Update error message in test

Author: jm-mailosaur

tests/ErrorsTests.php

@@ -36,7 +36,7 @@ public function testBadRequest()
             $options = new ServerCreateOptions();
             $client->servers->create($options);
         } catch(MailosaurException $e) {
-            $this->assertEquals('(name) Please provide a name for your server\r\n', $e->getMessage());
+            $this->assertEquals('(name) Servers need a name\r\n', $e->getMessage());
         }
     }
 }

tests/ServersTests.php

@@ -85,7 +85,7 @@ public function testFailedCreate()
             $options = new ServerCreateOptions();
             self::$client->servers->create($options);
         } catch(MailosaurException $e) {
-            $this->assertEquals('(name) Please provide a name for your server\r\n', $e->getMessage());
+            $this->assertEquals('(name) Servers need a name\r\n', $e->getMessage());
             $this->assertEquals('invalid_request', $e->errorType);
             $this->assertEquals(400, $e->httpStatusCode);
             $this->assertStringContainsString('{"type":', $e->httpResponseBody);