Thanks! This was very helpful and solved my problem. For anyone looking for explicit commands on an Ubuntu 22.04 installation,
$ cd /opt/mssql/lib
$ ls -la
$ sudo rm libcrypto.so libssl.so
$ sudo ln -s /usr/lib/x86_64-linux-gnu/libcrypto.so.1.1 libcrypto.so
$ sudo ln -s /usr/lib/x86_64-linux-gnu/libssl.so.1.1 libssl.1.1
If you're missing version 1.1 of these files, you can first do
$ sudo apt install libssl1.1