Removing constructor tests

Removing all tests that creates a new instance but doesn't call any
methods nor preform any assertions.

Author: JimTools

Tests/Spec/JsonSerializerTest.php

@@ -20,14 +20,6 @@ public function testShouldImplementSerializerInterface()
         $this->assertClassImplements(Serializer::class, JsonSerializer::class);
     }
 
-    /**
-     * @doesNotPerformAssertions
-     */
-    public function testCouldBeConstructedWithoutAnyArguments()
-    {
-        new JsonSerializer();
-    }
-
     public function testShouldConvertMessageToJsonString()
     {
         $serializer = new JsonSerializer();