Docker build libssl error

[francardoso93]

 > [base  3/10] RUN curl http://security.ubuntu.com/ubuntu/pool/main/o/openssl/libssl1.1_1.1.1-1ubuntu2.1~18.04.21_amd64.deb -o libssl1.1.deb     && dpkg -i libssl1.1.deb     && curl http://security.ubuntu.com/ubuntu/pool/main/o/openssl/libssl-dev_1.1.1-1ubuntu2.1~18.04.21_amd64.deb -o libssl-dev1.1.deb     && dpkg -i libssl-dev1.1.deb:
0.261   % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
0.261                                  Dload  Upload   Total   Spent    Left  Speed
100   281  100   281    0     0    683      0 --:--:-- --:--:-- --:--:--   682
0.694 dpkg-deb: error: 'libssl1.1.deb' is not a Debian format archive
0.695 dpkg: error processing archive libssl1.1.deb (--install):
0.695  dpkg-deb --control subprocess returned error exit status 2
0.704 Errors were encountered while processing:
0.704  libssl1.1.deb

[genaris]

@francardoso93 thanks for pointing this out. #1557 should fix it. Keep in mind that currently Docker image only works for AMD64 architecture, so if you have an M1-based Mac you'll need to run it in x86 mode. Hopefully we'll get rid of these issues as soon as we officially deprecate Indy SDK.