Use zlib with version 0.5.4.2 in precise chroot
Use zlib with version 0.5.4.2 in precise chroot

so that cabal build dependencies are met.

Signed-off-by: Lisa Velden <f95ae155456787aef400a49db463a62bbef84ead@google.com>
Reviewed-by: Klaus Aehlig <4ce51de36d9068cd7db2eec1151e0f3f95419008@google.com>

andir/ganeti,bitemyapp/ganeti,bitemyapp/ganeti,onponomarev/ganeti,mbakke/ganeti,ganeti/ganeti,leshchevds/ganeti,andir/ganeti,mbakke/ganeti,mbakke/ganeti,ganeti/ganeti,onponomarev/ganeti,ganeti/ganeti,leshchevds/ganeti,andir/ganeti,leshchevds/ganeti