image: tarexport: do not quote integers in format string
Basically, prevents outputs like:
```
invalid manifest, layers length mismatch: expected '\x02', got '\x01'
```
@@ -85,7 +85,7 @@ func (l *tarexporter) Load(inTar io.ReadCloser, outStream io.Writer, quiet bool)
rootFS.DiffIDs = nil
if expected, actual := len(m.Layers), len(img.RootFS.DiffIDs); expected != actual {
- return fmt.Errorf("invalid manifest, layers length mismatch: expected %q, got %q", expected, actual)
+ return fmt.Errorf("invalid manifest, layers length mismatch: expected %d, got %d", expected, actual)
}
for i, diffID := range img.RootFS.DiffIDs {
