jammy-amd64-tf-a-build/setup-sshd: Remove unneeded dup file

build.sh clearly says it's copied from the top dir.

Signed-off-by: Paul Sokolovsky <paul.sokolovsky@linaro.org>
Change-Id: I6caa2f1fa59a21ccfab1f9905ac00ad946b400ab
diff --git a/jammy-amd64-tf-a-build/setup-sshd b/jammy-amd64-tf-a-build/setup-sshd
deleted file mode 100755
index b0a5ed5..0000000
--- a/jammy-amd64-tf-a-build/setup-sshd
+++ /dev/null
@@ -1,12 +0,0 @@
-#!/bin/sh
-
-export HOME=/home/buildslave
-
-[ -z "${JENKINS_SLAVE_SSH_PUBKEY}" ] || {
-  mkdir ${HOME}/.ssh
-  echo "${JENKINS_SLAVE_SSH_PUBKEY}" > ${HOME}/.ssh/authorized_keys
-  chown -R buildslave:buildslave ${HOME}/.ssh
-  chmod 0700 -R ${HOME}/.ssh
-}
-
-exec /usr/sbin/sshd -D