linting 5

templates/paymentoptions.mustache

@@ -59,7 +59,7 @@
                     data-itemid="{{itemid}}"
                     data-cartid="{{cartid}}">{{label}}</button>
                  <div >
-                <img class="img-fluid" src="{{image_url}}" />
+                <img class="img-fluid" src="{{image_url}}" alt="paymentoption unigraz"/>
                 </div>
                 </li>
                {{/listofproviders}}