fix: https://www.novel543.com/

Handle initial URL not ending with a "/"
See: #2091

Author: dteviot

plugin/js/parsers/Novel543Parser.js

@@ -8,7 +8,10 @@ class Novel543Parser extends Parser {
     }
 
     async getChapterUrls(dom) {
-        let tocUrl = dom.baseURI + "dir";
+        let tocUrl = dom.baseURI;
+        tocUrl += tocUrl.endsWith("/")
+            ? "dir"
+            : "/dir";
         let nextDom = (await HttpClient.wrapFetch(tocUrl)).responseXML;
         let menu = nextDom.querySelector("div.chaplist ul:nth-of-type(2)");
         return util.hyperlinksToChapterList(menu);