altosui: Binaries to package are only in per-product dirs now

altosui: Binaries to package are only in per-product dirs now

Each cc1111 project used to stick the binary in src/, but I got rid of
that when we ended up with so much stuff in src that it was a mess.

Building the release now requires looking in the appropriate directory
for each binary to ship.

Signed-off-by: Keith Packard <keithp@keithp.com>