fix indentation in cc spec

to anyone doing git blame, it wasn't us

Signed-off-by: Eric Malm <emalm@pivotallabs.com>
add disable_custom_buildpacks to cc spec, bump cc

[finishes #57673254]

Signed-off-by: Eric Malm <emalm@pivotallabs.com>
fix cc job spec typo

Signed-off-by: Eric Malm <emalm@pivotallabs.com>