Update CHANGELOG.md to reflect the promotion of 1.0.22
Update CHANGELOG.md to reflect the promotion of 1.0.22

Obvious fix; these changes are the result of automation not creative thinking.

ClogenyTechnologies/knife-ec2,MsysTechnologiesllc/knife-ec2,chef/knife-ec2,chef/knife-ec2,MsysTechnologiesllc/knife-ec2