Update example

Author: sebastiandedeyne

example/composer.json

@@ -1,6 +1,6 @@
 {
     "require": {
-        "spatie/phpunit-snapshot-assertions": "^0.3.0",
+        "spatie/phpunit-snapshot-assertions": "^0.4.0",
         "phpunit/phpunit": "^6.0"
     }
 }

example/tests/ExampleTest.php

@@ -9,7 +9,7 @@ class ExampleTest extends TestCase
 
     public function test_it_matches_a_string()
     {
-        $this->assertMatchesSnapshot('foo');
+        $this->assertMatchesSnapshot('bar');
     }
 
     public function test_it_matches_an_array()

example/tests/__snapshots__/ExampleTest__test_it_matches_a_string.php

@@ -0,0 +1 @@
+<?php return 'bar';