[clang][libc-trusty][libc_init] Change main to standard prototype

Currently trusty does not support passing arguments to applications but
this might change in the future. For the time being we can declare the
right prototype and pass 0/NULL from libc to the application.

Change-Id: I803ba3159af269d7971e0f0e1e455bc494f0ed97
2 files changed
tree: ed398108652b4450e0bb51bb88598bb5c68fb880
  1. include/
  2. interface/
  3. lib/