Make SizeSuffix output without `b` suffix for more useful printouts

fs/config.go

@@ -108,7 +108,7 @@ func (x SizeSuffix) String() string {
 		return "0"
 	case x < 1024:
 		scaled = float64(x)
-		suffix = "b"
+		suffix = ""
 	case x < 1024*1024:
 		scaled = float64(x) / 1024
 		suffix = "k"

fs/config_test.go

@@ -12,7 +12,7 @@ func TestSizeSuffixString(t *testing.T) {
 		want string
 	}{
 		{0, "0"},
-		{102, "102b"},
+		{102, "102"},
 		{1024, "1k"},
 		{1024 * 1024, "1M"},
 		{1024 * 1024 * 1024, "1G"},