fix(electron): plugin cannot found (#3418)

apps/electron/src/main/protocol.ts

@@ -15,7 +15,7 @@ protocol.registerSchemesAsPrivileged([
 ]);
 
 function toAbsolutePath(url: string) {
-  let realpath = decodeURIComponent(url);
+  let realpath: string;
   const webStaticDir = join(__dirname, '../resources/web-static');
   if (url.startsWith('./')) {
     // if is a file type, load the file in resources
@@ -25,6 +25,8 @@ function toAbsolutePath(url: string) {
       // else, fallback to load the index.html instead
       realpath = join(webStaticDir, 'index.html');
     }
+  } else {
+    realpath = join(webStaticDir, decodeURIComponent(url));
   }
   return realpath;
 }