Install docker using amazon-linux-extras

[colmsnowplow]

The latest AMI breaks when we import terraform, this PR is to fix that issue:

+ install_docker_ce
+ sudo yum install -y docker-20.10.4-1.amzn2
Loaded plugins: extras_suggestions, langpacks, priorities, update-motd
Resolving Dependencies
--> Running transaction check
---> Package docker.x86_64 0:20.10.4-1.amzn2 will be installed
--> Processing Dependency: containerd >= 1.3.2 for package: docker-20.10.4-1.amzn2.x86_64
--> Processing Dependency: libcgroup >= 0.40.rc1-5.15 for package: docker-20.10.4-1.amzn2.x86_64
--> Processing Dependency: runc >= 1.0.0 for package: docker-20.10.4-1.amzn2.x86_64
--> Processing Dependency: pigz for package: docker-20.10.4-1.amzn2.x86_64
--> Running transaction check
---> Package containerd.x86_64 0:1.7.2-1.amzn2.0.1 will be installed
---> Package libcgroup.x86_64 0:0.41-21.amzn2 will be installed
---> Package pigz.x86_64 0:2.3.4-1.amzn2.0.1 will be installed
---> Package runc.x86_64 0:1.1.7-4.amzn2 will be installed
--> Processing Conflict: libseccomp-2.5.2-1.amzn2.0.1.x86_64 conflicts docker < 20.10.25
--> Finished Dependency Resolution
Error: libseccomp conflicts with docker-20.10.4-1.amzn2.x86_64
 You could try using --skip-broken to work around the problem
 You could try running: rpm -Va --nofiles --nodigest```

[colmsnowplow]

@jbeemster this should be ready to go now

[ZoltanVeres]

Can confirm that the suggested fix works on production