新增代码用于统计pr，subsribe star等信息，具体参见help说明:

show current statics of openEuler

Usage:
  validator statics show [flags]

Flags:
  -g, --giteetoken string   the gitee token
  -h, --help                help for show
  -p, --password string     the password for huawei cloud
  -r, --showpr              whether show pr count
  -s, --showstar            whether show stars count
  -w, --showsubscribe       whether show subscribe count
  -t, --threads int32       how many threads to perform (default 5)
  -u, --user string         the username for huawei cloud