config: sometimes wine exe has forward-slashes instead

src/config.cpp

@@ -67,7 +67,8 @@ void parseConfigFile() {
             while (std::getline(stream, line, '\0'))
             {
                 if (!line.empty()
-                    && (n = line.find_last_of('\\')) != std::string::npos
+                    && ((n = line.find_last_of('\\')) != std::string::npos
+                    || (n = line.find_last_of('/')) != std::string::npos)
                     && n < line.size() - 1) // have at least one character
                 {
                     auto dot = line.find_last_of('.');