update readme [skip ci]

aemdesign-testing/README.md

@@ -312,3 +312,9 @@ mvn package -Dmaven.repo.local=/build/.m2/repository
 ```bash
 mvn clean test -Dmaven.repo.local=/build/.m2/repository -D"geb.env=remote-seleniumhub-chrome" -D"project.buildDirectory=remote-seleniumhub-chrome" -D"aem.scheme=http" -D"aem.host=172.27.48.1" -D"aem.port=4502" -D"aem.username=admin" -D"aem.password=admin" -D"selenium.huburl=http://172.27.48.1:32768/wd/hub" -D"login.req=true" -D"test.dispatcher=False" -D"test=ImageA*" 
 ```
+
+5. If you have existing reports in HTML and you want to convert them to PDF run the following
+
+```bash
+./asciidoctor-convert-reports -root remote-seleniumhub-chrome -pdf
+```