Imports of managedidentity command

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/AzureAD/microsoft-authentication-library-for-go/apps/managedidentityPackage managedidentity provides a client for retrieval of Managed Identity applications.
logPackage log implements a simple logging package.