template: remove redundant parentheses. (#5904)

Signed-off-by: Njohncming <johncming@yahoo.com>

template/template.go

@@ -219,7 +219,7 @@ func NewTemplateExpander(
 					seconds := int64(v) % 60
 					minutes := (int64(v) / 60) % 60
 					hours := (int64(v) / 60 / 60) % 24
-					days := (int64(v) / 60 / 60 / 24)
+					days := int64(v) / 60 / 60 / 24
 					// For days to minutes, we display seconds as an integer.
 					if days != 0 {
 						return fmt.Sprintf("%s%dd %dh %dm %ds", sign, days, hours, minutes, seconds)