specifying platform to fix compatability issues

[a-harhar]

fixing platform error by specifying platform explicitly

[camerondurham]

Pulled commit locally and validated specifying that worked on my x86 machine. Thanks for sending this!

cs350-docker on fix_platform_error [!] via 🐳 desktop-linux on ☁️  (us-west-2)
❯ ./run.sh start
Running Docker image
[+] Running 9/9
 ✔ gdbserver 8 layers [⣿⣿⣿⣿⣿⣿⣿⣿]      0B/0B      Pulled                                                                                         158.2s
   ✔ df2252573471 Download complete                                                                                                               0.4s
   ✔ a4241295b4dc Download complete                                                                                                               0.1s
   ✔ 4ba8a8abc80d Download complete                                                                                                               0.3s
   ✔ 7c457f213c76 Download complete                                                                                                               7.2s
   ✔ 4c83185da33d Download complete                                                                                                              80.7s
   ✔ b308b84cd0b5 Download complete                                                                                                               0.9s
   ✔ 9a2eec60939a Download complete                                                                                                               0.6s
   ✔ ed93f5cecd53 Download complete                                                                                                               0.9s
[+] Running 2/2
 ✔ Network cs350-docker_default  Created                                                                                                          0.1s
 ✔ Container cs350_docker        Started                                                                                                          0.6s
Done!