vendor: migrate to github.com/go-viper/mapstructure/v2 v2.0.0

github.com/mitchellh/mapstructure will no longer be maintained by the author,
and github.com/go-viper/mapstructure is nominated as the endorsed fork.

- v1.x changes since last release from mitchellh: https://github.com/go-viper/mapstructure/compare/v1.5.0...v1.6.0
- v2.0 changes: https://github.com/go-viper/mapstructure/compare/v1.6.0...v2.0.0

Breaking changes

Error is removed in favor of errors.Join (backported from Go 1.20 to preserve
compatibility with earlier versions)

What's Changed

- feat!: update module path
- build: update dev env
- feature: add StringToBasicTypeHookFunc and support complex
- Add an example showing how to use a DecodeHookFunc to parse a custom field.
- Remove exposed error type
- Replace internal joined error with errors.Join

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

cli/compose/loader/loader.go

@@ -21,8 +21,8 @@ import (
 	"github.com/docker/docker/api/types/versions"
 	"github.com/docker/go-connections/nat"
 	units "github.com/docker/go-units"
+	"github.com/go-viper/mapstructure/v2"
 	"github.com/google/shlex"
-	"github.com/mitchellh/mapstructure"
 	"github.com/pkg/errors"
 	"github.com/sirupsen/logrus"
 	yaml "gopkg.in/yaml.v2"