Docs/zh_CN: Translate index.rst to Simplified Chinese

translate the "index.rst" into Simplified Chinese.

Update to commit e793b86("Documentation: networking: add
Twisted Pair Ethernet diagnostics at OSI Layer 1")

Signed-off-by: Wang Yaxin <wang.yaxin@zte.com.cn>
Signed-off-by: Jiang Kun <jiang.kun2@zte.com.cn>
Signed-off-by: xu xin <xu.xin16@zte.com.cn>
Signed-off-by: He Peilin <he.peilin@zte.com.cn>
Link: https://lore.kernel.org/r/20250319155110884FL0FcZmsjNzP1NnAC70Zs@zte.com.cn
Signed-off-by: Alex Shi <alexs@kernel.org>

Author: Wang Yaxin

Documentation/translations/zh_CN/networking/index.rst

@@ -0,0 +1,159 @@
+.. SPDX-License-Identifier: GPL-2.0
+
+.. include:: ../disclaimer-zh_CN.rst
+
+:Original: Documentation/networking/index.rst
+
+:翻译:
+
+ 王亚鑫 Wang Yaxin <wang.yaxin@zte.com.cn>
+
+:校译:
+
+网络
+====
+
+有关网络设备（netdev）开发过程的详细指南，请参考：:ref:`netdev-FAQ`
+
+目录：
+
+.. toctree::
+   :maxdepth: 2
+
+Todolist:
+
+*   af_xdp
+*   bareudp
+*   batman-adv
+*   can
+*   can_ucan_protocol
+*   device_drivers/index
+*   diagnostic/index
+*   dsa/index
+*   devlink/index
+*   caif/index
+*   ethtool-netlink
+*   ieee802154
+*   iso15765-2
+*   j1939
+*   kapi
+*   msg_zerocopy
+*   failover
+*   net_dim
+*   net_failover
+*   page_pool
+*   phy
+*   sfp-phylink
+*   alias
+*   bridge
+*   snmp_counter
+*   checksum-offloads
+*   segmentation-offloads
+*   scaling
+*   tls
+*   tls-offload
+*   tls-handshake
+*   nfc
+*   6lowpan
+*   6pack
+*   arcnet-hardware
+*   arcnet
+*   atm
+*   ax25
+*   bonding
+*   cdc_mbim
+*   dccp
+*   dctcp
+*   devmem
+*   dns_resolver
+*   driver
+*   eql
+*   fib_trie
+*   filter
+*   generic-hdlc
+*   generic_netlink
+*   netlink_spec/index
+*   gen_stats
+*   gtp
+*   ila
+*   ioam6-sysctl
+*   ip_dynaddr
+*   ipsec
+*   ip-sysctl
+*   ipv6
+*   ipvlan
+*   ipvs-sysctl
+*   kcm
+*   l2tp
+*   lapb-module
+*   mac80211-injection
+*   mctp
+*   mpls-sysctl
+*   mptcp
+*   mptcp-sysctl
+*   multiqueue
+*   multi-pf-netdev
+*   napi
+*   net_cachelines/index
+*   netconsole
+*   netdev-features
+*   netdevices
+*   netfilter-sysctl
+*   netif-msg
+*   netmem
+*   nexthop-group-resilient
+*   nf_conntrack-sysctl
+*   nf_flowtable
+*   oa-tc6-framework
+*   openvswitch
+*   operstates
+*   packet_mmap
+*   phonet
+*   phy-link-topology
+*   pktgen
+*   plip
+*   ppp_generic
+*   proc_net_tcp
+*   pse-pd/index
+*   radiotap-headers
+*   rds
+*   regulatory
+*   representors
+*   rxrpc
+*   sctp
+*   secid
+*   seg6-sysctl
+*   skbuff
+*   smc-sysctl
+*   sriov
+*   statistics
+*   strparser
+*   switchdev
+*   sysfs-tagging
+*   tc-actions-env-rules
+*   tc-queue-filters
+*   tcp_ao
+*   tcp-thin
+*   team
+*   timestamping
+*   tipc
+*   tproxy
+*   tuntap
+*   udplite
+*   vrf
+*   vxlan
+*   x25
+*   x25-iface
+*   xfrm_device
+*   xfrm_proc
+*   xfrm_sync
+*   xfrm_sysctl
+*   xdp-rx-metadata
+*   xsk-tx-metadata
+
+.. only::  subproject and html
+
+   Indices
+   =======
+
+   * :ref:`genindex`