[Bug] Checkpoint responder not building

[jeromeleonard]

Fix requirements.txt

[FAILED]  CheckPoint_Lock (dockerhub) -> The command '/bin/sh -c test ! -e CheckPoint/requirements.txt || pip install --no-cache-dir -r CheckPoint/requirements.txt' returned a non-zero code: 1
[FAILED]  CheckPoint_Unlock (dockerhub) -> The command '/bin/sh -c test ! -e CheckPoint/requirements.txt || pip install --no-cache-dir -r CheckPoint/requirements.txt' returned a non-zero code: 1****