docs/zh_CN: Add index.rst translation

Translate .../usb/index.rst into Chinese and update subsystem-apis.rst

Update the translation through commit a592a36e49
("Documentation: use a source-read extension for the index link boilerplate")

Reviewed-by: Yanteng Si <siyanteng@cqsoftware.com.cn>
Signed-off-by: Kefan Bai <baikefan@leap-io-kernel.com>
Link: https://patch.msgid.link/27f8c02f2d78b37dd5d640fbafaa60d0f0ea9c95.1779355170.git.baikefan@leap-io-kernel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Documentation/translations/zh_CN/subsystem-apis.rst

@@ -90,6 +90,7 @@ TODOList:
    security/index
    PCI/index
    peci/index
+   usb/index
 
 TODOList:
 
@@ -104,6 +105,5 @@ TODOList:
 * accel/index
 * crypto/index
 * bpf/index
-* usb/index
 * misc-devices/index
 * wmi/index

Documentation/translations/zh_CN/usb/index.rst

@@ -0,0 +1,54 @@
+.. SPDX-License-Identifier: GPL-2.0
+.. include:: ../disclaimer-zh_CN.rst
+
+:Original: Documentation/usb/index.rst
+
+:翻译:
+
+ 白钶凡 Kefan Bai <baikefan@leap-io-kernel.com>
+
+:校译:
+
+
+========
+USB 支持
+========
+
+.. toctree::
+    :maxdepth: 1
+
+
+Todolist:
+
+* acm
+* authorization
+* chipidea
+* dwc3
+* ehci
+* usbmon
+* functionfs
+* functionfs-desc
+* gadget_configfs
+* gadget_hid
+* gadget_multi
+* gadget_printer
+* gadget_serial
+* gadget_uvc
+* gadget-testing
+* iuu_phoenix
+* mass-storage
+* misc_usbsevseg
+* mtouchusb
+* ohci
+* raw-gadget
+* usbip_protocol
+* usb-serial
+* usb-help
+* text_files
+
+.. only::  subproject and html
+
+   索引
+   ====
+
+   * :ref:`genindex`