distro: remove previous implementation of testing distro

See internal/distro/fedoratest for a replacement

internal/distro/test/distro.go

@@ -1,59 +0,0 @@
-package test
-
-import (
-	"errors"
-
-	"github.com/osbuild/osbuild-composer/internal/blueprint"
-	"github.com/osbuild/osbuild-composer/internal/pipeline"
-	"github.com/osbuild/osbuild-composer/internal/rpmmd"
-)
-
-type TestDistro struct{}
-
-const Name = "test-distro"
-
-func New() *TestDistro {
-	return &TestDistro{}
-}
-
-func (d *TestDistro) Name() string {
-	return Name
-}
-
-func (d *TestDistro) Repositories(arch string) []rpmmd.RepoConfig {
-	return []rpmmd.RepoConfig{
-		{
-			Id:      "test-id",
-			Name:    "Test Name",
-			BaseURL: "http://example.com/test/os/" + arch,
-		},
-	}
-}
-
-func (d *TestDistro) ListOutputFormats() []string {
-	return []string{"test_format"}
-}
-
-func (d *TestDistro) FilenameFromType(outputFormat string) (string, string, error) {
-	if outputFormat == "test_format" {
-		return "test.img", "application/x-test", nil
-	} else {
-		return "", "", errors.New("invalid output format: " + outputFormat)
-	}
-}
-
-func (r *TestDistro) GetSizeForOutputType(outputFormat string, size uint64) uint64 {
-	return 0
-}
-
-func (d *TestDistro) Pipeline(b *blueprint.Blueprint, additionalRepos []rpmmd.RepoConfig, checksums map[string]string, outputArch, outputFormat string, size uint64) (*pipeline.Pipeline, error) {
-	if outputFormat == "test_output" && outputArch == "test_arch" {
-		return &pipeline.Pipeline{}, nil
-	} else {
-		return nil, errors.New("invalid output format or arch: " + outputFormat + " @ " + outputArch)
-	}
-}
-
-func (d *TestDistro) Runner() string {
-	return "org.osbuild.test"
-}