fix(php): waitForApiKey consistency

Author: Fluf22

templates/php/api.mustache

@@ -362,8 +362,8 @@ use {{invokerPackage}}\Support\Helpers;
     /**
      * Wait for an API key to be added, updated or deleted based on a given `operation`.
      *
-     * @param string $operation the `operation` that was done on a `key`
      * @param string $key the `key` that has been added, deleted or updated
+     * @param string $operation the `operation` that was done on a `key`
      * @param array $apiKey Necessary to know if an `update` operation has been processed, compare fields of the response with it.
      * @param int|null $maxRetries Maximum number of retries
      * @param int|null $timeout Timeout
@@ -374,8 +374,8 @@ use {{invokerPackage}}\Support\Helpers;
      * @return void
      */
     public function waitForApiKey(
-        $operation,
         $key,
+        $operation,
         $apiKey = null,
         $maxRetries = null,
         $timeout = null,

templates/php/tests/client/suite.mustache

@@ -102,10 +102,15 @@ class {{clientPrefix}}Test extends TestCase implements HttpClientInterface
                         );
                       {{/matchIsJSON}}
                       {{^matchIsJSON}}
-                        $this->assertEquals(
-                            '{{{match}}}',
-                            $res
-                        );
+                        {{#matchIsNull}}
+                          $this->assertNull($res);
+                        {{/matchIsNull}}
+                        {{^matchIsNull}}
+                          $this->assertEquals(
+                              '{{{match}}}',
+                              $res
+                          );
+                        {{/matchIsNull}}
                       {{/matchIsJSON}}
                     {{/testResponse}}
                 {{/match}}