svg_loader: fixing parsing empty elements

Self-closing tags (empty elements) were parsed until
the appearance of the '>' character, causing the '/'
char to be appended to the tag name. The final '/'
char should be omitted.

src/loaders/svg/tvgSvgLoader.cpp

@@ -2976,6 +2976,7 @@ static void _svgLoaderParserXmlOpen(SvgLoaderData* loader, const char* content,
         //Parse the empty tag
         attrs = content;
         while ((attrs != nullptr) && *attrs != '>') attrs++;
+        if (empty) attrs--;
     }
 
     if (attrs) {