docs/zh_CN: Add sched-energy Chinese translation

Translate scheduler/sched-energy.rst into Chinese.
Signed-off-by: Tang Yizhou <tangyizhou@huawei.com>
Reviewed-by: Alex Shi <alexs@kernel.org>
Reviewed-by: Yanteng Si <siyanteng@loongson.cn>
Link: https://lore.kernel.org/r/20220208020105.14117-1-tangyizhou@huawei.comSigned-off-by: Jonathan Corbet <corbet@lwn.net>

Documentation/translations/zh_CN/scheduler/index.rst

@@ -5,6 +5,7 @@
 :翻译:
 
  司延腾 Yanteng Si <siyanteng@loongson.cn>
+ 唐艺舟 Tang Yizhou <tangyeechou@gmail.com>
 
 :校译:
 
@@ -23,13 +24,12 @@ Linux调度器
     sched-design-CFS
     sched-domains
     sched-capacity
+    sched-energy
 
 
 TODOList:
 
-    sched-bwc
     sched-deadline
-    sched-energy
     sched-nice-design
     sched-rt-group
     sched-stats