core: 修复批处理乱码

reinstall.bat

@@ -1,5 +1,7 @@
 @echo off
+mode con cp select=65001 >nul
 setlocal EnableDelayedExpansion
+
 set confhome=https://raw.githubusercontent.com/bin456789/reinstall/main
 set github_proxy=raw.gitmirror.com
 

reinstall.sh

@@ -1645,8 +1645,8 @@ if is_in_windows; then
     fi
 
     # 更改 windows 命令输出语言为英文
-    # chcp.com 437 # 会清屏
-    mode.com con cp select=437 >/dev/null
+    # chcp.com 65001 # 会清屏
+    mode.com con cp select=65001 >/dev/null
 fi
 
 # 检查 root

windows-del-gpo.bat

@@ -1,4 +1,5 @@
 @echo off
+mode con cp select=65001 >nul
 setlocal enabledelayedexpansion
 
 set "files[1]=%windir%\System32\GroupPolicy\gpt.ini"

windows-resize.bat

@@ -1,4 +1,6 @@
 @echo off
+mode con cp select=65001 >nul
+
 set C=%SystemDrive:~0,1%
 for /f "tokens=2" %%a in ('echo list vol ^| diskpart ^| findstr "\<installer\>"') do (echo select vol %%a & echo delete partition) | diskpart
 for /f "tokens=2" %%a in ('echo list vol ^| diskpart ^| findstr "\<%C%\>"') do (echo select vol %%a & echo extend) | diskpart

windows-set-netconf.bat

@@ -11,6 +11,7 @@ rem set ipv6_dns1=::1
 rem set ipv6_dns2=::2
 
 @echo off
+mode con cp select=65001 >nul
 setlocal EnableDelayedExpansion
 
 rem 禁用 IPv6 地址标识符的随机化，防止 IPv6 和后台面板不一致

windows-setup.bat

@@ -1,4 +1,5 @@
 @echo off
+mode con cp select=65001 >nul
 
 rem 使用高性能模式
 rem https://learn.microsoft.com/windows-hardware/manufacture/desktop/capture-and-apply-windows-using-a-single-wim