chore: remove unused retry_command from jenkins-support (#2268)

Author: FrontHeadlock

jenkins-support

@@ -146,51 +146,3 @@ copy_reference_file() {
         fi
     fi
 }
-
-# Retries a command a configurable number of times with backoff.
-#
-# The retry count is given by ATTEMPTS (default 60), the initial backoff
-# timeout is given by TIMEOUT in seconds (default 1.)
-#
-function retry_command() {
-  local max_attempts=${ATTEMPTS-3}
-  local timeout=${TIMEOUT-1}
-  local success_timeout=${SUCCESS_TIMEOUT-1}
-  local max_success_attempt=${SUCCESS_ATTEMPTS-1}
-  local attempt=0
-  local success_attempt=0
-  local exitCode=0
-
-  while (( attempt < max_attempts ))
-  do
-    set +e
-    "$@"
-    exitCode=$?
-    set -e
-
-    if [[ $exitCode == 0 ]]
-    then
-      success_attempt=$(( success_attempt + 1 ))
-      if (( success_attempt >= max_success_attempt))
-      then
-        break
-      else
-        sleep "$success_timeout"
-        continue
-      fi
-    fi
-
-    echo "$(date -u '+%T') Failure ($exitCode) Retrying in $timeout seconds..." 1>&2
-    sleep "$timeout"
-    success_attempt=0
-    attempt=$(( attempt + 1 ))
-    timeout=$(( timeout ))
-  done
-
-  if [[ $exitCode != 0 ]]
-  then
-    echo "$(date -u '+%T') Failed in the last attempt ($*)" 1>&2
-  fi
-
-  return $exitCode
-}