hello_elixir build fails if shoehorn is added

[ziopio]

Apparently adding shoehorn triggers this failure on Linux, does not happen on Vagrant VM.

/build-firmware.sh -Kc -n hello_elixir_firmware kontron-albl-imx8mm artefacts/hello_elixir-0.1.0-kontron-albl-imx8mm-prod.tgz

*************************************************
*** CROSS-COMPILATION ENVIRONMENT INITIALIZED ***
*************************************************
 Grisp Target:   kontron-albl-imx8mm
 Target Arch:    aarch64-unknown-linux-gnu
 Common Version: 0.2.0
 Target Version: 0.1.0
*************************************************

Packaging project releases...
scrub-otp-release.sh: ERROR: Unexpected executable format for '/home/tester/grisp_alloy/_build/firmware/firmwares/hello_elixir_firmware/rootfs_overlay/srv/alloy/hello_elixir/lib/crypto-5.6/priv/lib/crypto_callback.so'

Got:
 readelf:Advanced Micro Devices X86-64;0x0

Expecting:
 readelf:AArch64;0x0

This file was compiled for the host or a different target and probably
will not work.

[ziopio]

Fixed in PR #8