Update setup_push.sh

setup_push.sh

@@ -21,8 +21,8 @@ fi
 
 # TODO: skip on multiple runs
 mkdir -p ~/.ssh
-echo "$SSH_PRIVATE_KEY" | tr -d '\r' | tr -d '\n' > ~/.ssh/id_rsa
+echo "$SSH_PRIVATE_KEY" | tr -d '\r' > ~/.ssh/id_rsa
 chmod 600 ~/.ssh/id_rsa
 ssh-keyscan -H $ssh_port "$ssh_host" >> ~/.ssh/known_hosts
 
-git push $url ${CI_COMMIT_SHA:-HEAD}:refs/heads/${branch:-master} $([ -z "$DISABLE_FORCE_PUSH" ] && echo --force)
\ No newline at end of file
+git push $url ${CI_COMMIT_SHA:-HEAD}:refs/heads/${branch:-master} $([ -z "$DISABLE_FORCE_PUSH" ] && echo --force)