getting_started: setup_linux: intall_locally: Add link to Arch Linux …

[ujfalusi]

…guide

Arch users tend to bump into new issues due to the fact that they are using more recent kernels compared to non rolling distro users.

Add a link to Arch's manual kernel compilation and installation page as well.

Signed-off-by: Peter Ujfalusi peter.ujfalusi@linux.intel.com