Remove unused bin/retry script (#39071)

bin/retry

@@ -1,46 +0,0 @@
-#!/bin/bash
-# https://github.com/travis-ci/travis-build/blob/cbe49ea239ab37b9b38b5b44d287b7ec7a108c16/lib/travis/build/templates/header.sh#L243-L260
-#
-# MIT LICENSE
-#
-# Copyright (c) 2016 Travis CI GmbH <contact@travis-ci.org>
-#
-# Permission is hereby granted, free of charge, to any person obtaining a copy
-# of this software and associated documentation files (the "Software"), to deal
-# in the Software without restriction, including without limitation the rights
-# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-# copies of the Software, and to permit persons to whom the Software is
-# furnished to do so, subject to the following conditions:
-#
-# The above copyright notice and this permission notice shall be included in
-# all copies or substantial portions of the Software.
-#
-# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
-# THE SOFTWARE.
-retry() {
-  local result=0
-  local count=1
-
-  while [ $count -le 3 ]; do
-    if [ $result -ne 0 ]; then
-      echo -e "\n${ANSI_RED}The command \"$@\" failed. Retrying, $count of 3.${ANSI_RESET}\n" >&2
-    fi
-
-    "$@" && { result=0 && break; } || result=$?
-    count=$(($count + 1))
-    sleep 1
-  done
-
-  if [ $count -gt 3 ]; then
-    echo -e "\n${ANSI_RED}The command \"$@\" failed 3 times.${ANSI_RESET}\n" >&2
-  fi
-
-  return $result
-}
-
-retry $@