Use rlim_t for the arguments in minijail_rlimit()

This changes the type used to pass the value of the limit from uint32_t
to rlim_t, which makes it possible to pass in RLIM_INFINITY in 64-bit
environments.

Bug: None
Test: minijail_rlimit(j, RLIMIT_STACK, RLIM_INFINITY, RLIM_INFINITY);
Change-Id: I6bbf956974c7f28a2e0bb8ad3efb4d25c5675593
5 files changed