switch to go vendoring

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

@@ -0,0 +1,20 @@
+package decoding
+
+import (
+	"reflect"
+
+	"github.com/shamaton/msgpack/v2/def"
+)
+
+func (d *decoder) asBool(offset int, k reflect.Kind) (bool, int, error) {
+	code := d.data[offset]
+	offset++
+
+	switch code {
+	case def.True:
+		return true, offset, nil
+	case def.False:
+		return false, offset, nil
+	}
+	return false, 0, d.errorTemplate(code, k)
+}