chore(l10n): update Chinese (Simplified Han script) translations

Currently translated at 100.0% (75 of 75 strings)

Translation: Fossify/Notes
Translate-URL: https://hosted.weblate.org/projects/fossify/notes/zh_Hans/
Via: Weblate

Author: Sketch6580

app/src/main/res/values-zh-rCN/strings.xml

@@ -78,4 +78,5 @@
     <string name="allow_alarm_automatic_backups">要自动备份笔记，请授予应用设置精确闹钟的权限。</string>
     <string name="num_checked_items">%d 个勾选的条目</string>
     <string name="use_for_this_checklist">仅用于此核对清单</string>
+    <string name="uncheck_all_items">取消勾选所有项</string>
 </resources>