Adds Application Autoscaling service to changelog.
Adds Application Autoscaling service to changelog.

mattico/rusoto,mattico/rusoto,SecurityInsanity/rusoto,rusoto/rusoto,DualSpark/rust-aws,mattico/rusoto,DualSpark/rust-aws,DualSpark/rusoto,DualSpark/rusoto,SecurityInsanity/rusoto,DualSpark/rust-aws,rusoto/rusoto,DualSpark/rusoto,rusoto/rusoto