add squarelet credentials to ecs service template
add squarelet credentials to ecs service template

Signed-off-by: Simon Glenn-Gregg <28e23ce74def5b91249e51b6f16e6ca6b5d8183c@washpost.com>

MuckRock/muckrock,MuckRock/muckrock,MuckRock/muckrock,MuckRock/muckrock