[SSH] Remove SSH configs not necessary anymore

* The SSH key and configs are no more needed since migrated everything
to https

manifest-pipeline-yocto.yml

@@ -188,17 +188,6 @@ retrigger:
       # init repository and generate configuration files for bitbake
       # checkout
       - BASEDIR=$PWD
-      - mkdir -p /home/secous/.ssh
-      - echo "$SSH_KNOWN_HOSTS" > /home/secous/.ssh/known_hosts
-      - echo "$SSH_CONFIG_FILE" > /home/secous/.ssh/config
-      - echo "$SSH_PRIVATE_KEY" > /home/secous/.ssh/id_rsa
-      - chown 1002:1002 /home/secous/.ssh/known_hosts
-      - chown 1002:1002 /home/secous/.ssh/config
-      - chown 1002:1002 /home/secous/.ssh/id_rsa
-      - chmod 600 /home/secous/.ssh/id_rsa
-      - ls -l /home/secous/.ssh/
-      - eval $(ssh-agent -s)
-      - ssh-add /home/secous/.ssh/id_rsa
       - export EULA=1
       - BUILD_BRANCH=${MASTER_BRANCH}
       - |