* fix(watchdog): Add functions to avoid dangling file descriptors * Change function name and add comment under core/endpoint.go - change the function name of CloseHTTPConnection() to Close() - add some comments above Close() function * Update core/endpoint.go * Update core/endpoint.go --------- Co-authored-by: Richard Cheng <richard_cheng@trendmicro.com> Co-authored-by: TwiN <twin@linux.com>