Imports of package auth

PathSynopsis
contextPackage context defines the Context type, which carries deadlines, cancellation signals, and other request-scoped values across API boundaries and between processes.
fmtPackage fmt implements formatted I/O with functions analogous to C's printf and scanf.
github.com/aws/smithy-goPackage smithy provides the core components for a Smithy SDK.
github.com/aws/smithy-go/authPackage auth defines protocol-agnostic authentication types for smithy clients.
github.com/aws/smithy-go/middlewarePackage middleware provides transport agnostic middleware for decorating SDK handlers.
github.com/aws/smithy-go/transport/httpPackage http provides the HTTP transport client and request/response types needed to round trip API operation calls with an service.