refactor: drop two unmaintained dependencies, rename the byte size helpers (#39083)

modules/base/tool.go

@@ -16,8 +16,6 @@ import (
 
 	"gitea.dev/modules/setting"
 	"gitea.dev/modules/util"
-
-	"github.com/dustin/go-humanize"
 )
 
 // EncodeSha256 string to sha256 hex value.
@@ -92,11 +90,6 @@ func CreateTimeLimitCode[T time.Time | string](data string, minutes int, startTi
 	return code
 }
 
-// FileSize calculates the file size and generate user-friendly string.
-func FileSize(s int64) string {
-	return humanize.IBytes(uint64(s))
-}
-
 // StringsToInt64s converts a slice of string to a slice of int64.
 func StringsToInt64s(strs []string) ([]int64, error) {
 	if strs == nil {