Update dependencies

vendor/github.com/spf13/cobra/doc/man_examples_test.go

@@ -1,35 +0,0 @@
-package doc_test
-
-import (
-	"bytes"
-	"fmt"
-
-	"github.com/spf13/cobra"
-	"github.com/spf13/cobra/doc"
-)
-
-func ExampleGenManTree() {
-	cmd := &cobra.Command{
-		Use:   "test",
-		Short: "my test program",
-	}
-	header := &doc.GenManHeader{
-		Title:   "MINE",
-		Section: "3",
-	}
-	doc.GenManTree(cmd, header, "/tmp")
-}
-
-func ExampleGenMan() {
-	cmd := &cobra.Command{
-		Use:   "test",
-		Short: "my test program",
-	}
-	header := &doc.GenManHeader{
-		Title:   "MINE",
-		Section: "3",
-	}
-	out := new(bytes.Buffer)
-	doc.GenMan(cmd, header, out)
-	fmt.Print(out.String())
-}