refactor: move hrp/ to root folder

cmd/doc_test.go

@@ -0,0 +1,15 @@
+package cmd
+
+import (
+	"testing"
+
+	"github.com/spf13/cobra/doc"
+)
+
+// run this test to generate markdown docs for hrp command
+func TestGenMarkdownTree(t *testing.T) {
+	err := doc.GenMarkdownTree(rootCmd, "../../docs/cmd")
+	if err != nil {
+		t.Fatal(err)
+	}
+}