fix(deps): update module github.com/sanity-io/litter to v1.5.6 (#367)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

go.mod

@@ -8,7 +8,7 @@ require (
 	github.com/goccy/go-yaml v1.15.13
 	github.com/mitchellh/go-wordwrap v1.0.1
 	github.com/pkg/errors v0.9.1
-	github.com/sanity-io/litter v1.5.5
+	github.com/sanity-io/litter v1.5.6
 	github.com/spf13/cobra v1.8.1
 	github.com/stretchr/testify v1.10.0
 	golang.org/x/exp v0.0.0-20250106191152-7588d65b2ba8

go.sum

@@ -91,6 +91,8 @@ github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZN
 github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
 github.com/sanity-io/litter v1.5.5 h1:iE+sBxPBzoK6uaEP5Lt3fHNgpKcHXc/A2HGETy0uJQo=
 github.com/sanity-io/litter v1.5.5/go.mod h1:9gzJgR2i4ZpjZHsKvUXIRQVk7P+yM3e+jAF7bU2UI5U=
+github.com/sanity-io/litter v1.5.6 h1:hCFycYzhRnW4niFbbmR7QKdmds69PbVa/sNmEN5euSU=
+github.com/sanity-io/litter v1.5.6/go.mod h1:9gzJgR2i4ZpjZHsKvUXIRQVk7P+yM3e+jAF7bU2UI5U=
 github.com/spf13/cobra v1.8.1 h1:e5/vxKd/rZsfSJMUX1agtjeTDf+qv1/JdBF8gg5k9ZM=
 github.com/spf13/cobra v1.8.1/go.mod h1:wHxEcudfqmLYa8iTfL+OuZPbBZkmvliBWKIezN3kD9Y=
 github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=