build(deps): bump gopkg.in/yaml.v2 from 2.2.8 to 3.0.0 (#260)

* build(deps): bump gopkg.in/yaml.v2 from 2.2.8 to 2.3.0

Bumps [gopkg.in/yaml.v2](https://github.com/go-yaml/yaml) from 2.2.8 to 2.3.0.
- [Release notes](https://github.com/go-yaml/yaml/releases)
- [Commits](https://github.com/go-yaml/yaml/compare/v2.2.8...v2.3.0)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

* bump gopkg.in/yaml to v3

* set indentation to 2

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>
Co-authored-by: Khosrow Moossavi <khos2ow@gmail.com>

internal/types/string_test.go

@@ -191,12 +191,12 @@ func TestStringMarshalYAML(t *testing.T) {
 		{
 			name:     "string marshal YAML",
 			value:    "foo",
-			expected: String("foo"),
+			expected: "foo",
 		},
 		{
 			name:     "string marshal YAML",
 			value:    "lorem ipsum",
-			expected: String("lorem ipsum"),
+			expected: "lorem ipsum",
 		},
 		{
 			name:     "string marshal YAML",

internal/types/types.go

@@ -152,7 +152,7 @@ func (s String) MarshalYAML() (interface{}, error) {
 	if len(string(s)) == 0 || string(s) == `""` {
 		return nil, nil
 	}
-	return s, nil
+	return string(s), nil
 }
 
 // Empty represents an empty 'string' which is marshaled to `""` in JSON and YAML