switch to go vendoring

vendor/github.com/shamaton/msgpack/v2/internal/encoding/bool.go

@@ -0,0 +1,16 @@
+package encoding
+
+import "github.com/shamaton/msgpack/v2/def"
+
+//func (e *encoder) calcBool() int {
+//	return 0
+//}
+
+func (e *encoder) writeBool(v bool, offset int) int {
+	if v {
+		offset = e.setByte1Int(def.True, offset)
+	} else {
+		offset = e.setByte1Int(def.False, offset)
+	}
+	return offset
+}