Revert "feat(Number): 添加 fileSize 方法的二进制前缀选项及相应测试 (#859)"

This reverts commit 51d88fe611d461b4ae10a2129ec97f35c34c85bd.

Author: huangdijia

src/Number.php

@@ -154,17 +154,12 @@ public static function currency(int|float $number, string $in = 'USD', ?string $
      *
      * @return string
      */
-    public static function fileSize(int|float $bytes, int $precision = 0, ?int $maxPrecision = null, bool $useBinaryPrefix = false)
+    public static function fileSize(int|float $bytes, int $precision = 0, ?int $maxPrecision = null)
     {
-        $base = $useBinaryPrefix ? 1024 : 1000;
         $units = ['B', 'KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB'];
 
-        $units = $useBinaryPrefix
-            ? ['B', 'KiB', 'MiB', 'GiB', 'TiB', 'PiB', 'EiB', 'ZiB', 'YiB', 'RiB', 'QiB']
-            : ['B', 'KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB', 'RB', 'QB'];
-
-        for ($i = 0; ($bytes / $base) > 0.9 && ($i < count($units) - 1); ++$i) {
-            $bytes /= $base;
+        for ($i = 0; ($bytes / 1024) > 0.9 && ($i < count($units) - 1); ++$i) {
+            $bytes /= 1024;
         }
 
         return sprintf('%s %s', static::format($bytes, $precision, $maxPrecision), $units[$i]);