tools/raml2html/README.md: Update test:compare example

Author: adriendupuis

tools/raml2html/README.md

@@ -20,10 +20,10 @@ To generate static HTML from RAML definitions, use the following code from proje
 php tools/raml2html/raml2html.php build --non-standard-http-methods=COPY,MOVE,PUBLISH,SWAP -t default -o docs/api/rest_api/rest_api_reference/ docs/api/rest_api/rest_api_reference/input/ibexa.raml
 ```
 
-To test static HTML against an Ibexa DXP to find route removed and missing routes:
+To test static HTML against an Ibexa DXP to find missing routes and removed routes:
 
 ```sh
-php tools/raml2html/raml2html.php test docs/api/rest_api/rest_api_reference/rest_api_reference.html ~/ibexa-dxp
+php tools/raml2html/raml2html.php test:compare ~/ibexa-dxp docs/api/rest_api/rest_api_reference/rest_api_reference.html
 ```
 
 Note: The Ibexa DXP doesn't need to run.