cli/command/image: remove deprecated TrustedPush

This function was only used by "docker trust sign", and has no known external
consumers. It was deprecated in c6f456b;
this commit removes it.

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

Author: thaJeztah

cli/command/image/trust.go

@@ -41,20 +41,6 @@ func newNotaryClient(cli command.Streams, imgRefAndAuth trust.ImageRefAndAuth) (
 	return trust.GetNotaryRepository(cli.In(), cli.Out(), command.UserAgent(), imgRefAndAuth.RepoInfo(), imgRefAndAuth.AuthConfig(), "pull")
 }
 
-// TrustedPush handles content trust pushing of an image.
-//
-// Deprecated: this function was only used internally and will be removed in the next release.
-func TrustedPush(ctx context.Context, cli command.Cli, repoInfo *registry.RepositoryInfo, ref reference.Named, authConfig registrytypes.AuthConfig, options image.PushOptions) error {
-	responseBody, err := cli.Client().ImagePush(ctx, reference.FamiliarString(ref), options)
-	if err != nil {
-		return err
-	}
-
-	defer responseBody.Close()
-
-	return trust.PushTrustedReference(ctx, cli, repoInfo, ref, authConfig, responseBody, command.UserAgent())
-}
-
 // PushTrustedReference pushes a canonical reference to the trust server.
 //
 // Deprecated: use [trust.PushTrustedReference] instead. this function was only used internally and will be removed in the next release.