[PATCH] docs/zh_CN: fix original link unknown document warning

[Wu XiangCheng]

fix original link unknown document warning in zh_CN/admin-guide/README.rst
and admin-guide/unicode.rst which introduced by commit:

  550c8399d017 ("docs/zh_CN: Add zh_CN/admin-guide/README.rst")

Reported-by: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
Signed-off-by: Wu XiangCheng <bobwxc@xxxxxxxx>
---
Sorry for the inconvenience. This is a fix patch. 
Or I could re-submit the two original patches if you need.

 Documentation/translations/zh_CN/admin-guide/README.rst  | 2 +-
 Documentation/translations/zh_CN/admin-guide/unicode.rst | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/Documentation/translations/zh_CN/admin-guide/README.rst b/Documentation/translations/zh_CN/admin-guide/README.rst
index 939aee115e48..99b708a416d8 100644
--- a/Documentation/translations/zh_CN/admin-guide/README.rst
+++ b/Documentation/translations/zh_CN/admin-guide/README.rst
@@ -1,6 +1,6 @@
 .. include:: ../disclaimer-zh_CN.rst
 
-:Original: :ref:`Documentation/admin-guide/README.rst <Linux kernel release 5.x>`
+:Original: :doc:`../../../admin-guide/README`
 
 :译者:
 
diff --git a/Documentation/translations/zh_CN/admin-guide/unicode.rst b/Documentation/translations/zh_CN/admin-guide/unicode.rst
index ef7f3cb2c02e..814f9ecf562b 100644
--- a/Documentation/translations/zh_CN/admin-guide/unicode.rst
+++ b/Documentation/translations/zh_CN/admin-guide/unicode.rst
@@ -1,6 +1,6 @@
 .. include:: ../disclaimer-zh_CN.rst
 
-:Original: :ref:`Documentation/admin-guide/unicode.rst`
+:Original: :doc:`../../../admin-guide/unicode`
 
 :译者:
 
-- 
2.20.1