task: move unused codebase to the new package (#417)

Author: wtrocki

auth/device_flow.go renamed to auth/code/device_flow.go

@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-package auth
+package code
 
 import (
 	"context"

auth/device_flow_test.go renamed to auth/code/device_flow_test.go

@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-package auth
+package code
 
 import (
 	"fmt"

auth/doc.go renamed to auth/code/doc.go

@@ -41,4 +41,4 @@ pass cancellation signals and deadlines to various services of the client for
 handling a request. In case there is no context available, then context.Background()
 can be used as a starting point.
 */
-package auth
+package code

auth/oauth.go renamed to auth/code/oauth.go

@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-package auth
+package code
 
 import (
 	"bytes"

auth/oauth_test.go renamed to auth/code/oauth_test.go

@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-package auth
+package code
 
 import (
 	"context"

auth/token.go renamed to auth/code/token.go

@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-package auth
+package code
 
 import (
 	"net/http"