Changed process names for USAPs.

This CL causes unspecialized app process to change their name to either
usap32 or usap64 after forking and before waiting on incoming
specialization requests.

Test: m & boot & check `ps -a`
Change-Id: I6a5d78d9fce8a204a3b65601f5767dd8f0f64ea7
1 file changed