got rid of multiline comment

mongoose.c

@@ -1277,7 +1277,7 @@ static void to_wchar(const char *path, wchar_t *wbuf, size_t wbuf_len) {
   strncpy(buf, path, sizeof(buf));
   buf[sizeof(buf) - 1] = '\0';
 
-  // Trim trailing slashes. Leave backslash for paths like X:\
+  // Trim trailing slashes. Leave backslash for paths like "X:\"
   p = buf + strlen(buf) - 1;
   while (p > buf && p[-1] != ':' && (p[0] == '\\' || p[0] == '/')) *p-- = '\0';