/usr/x86_64-linux-gnux32/lib32/libgo.so.7 is in lib32go7-x32-cross 5.5.0-12ubuntu1cross1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/x86_64-linux-gnux32/lib32/libgo.so.7.0.0
/usr/x86_64-linux-gnux32/lib32/libgo.so.7.0.0