modify time

en/release-notes/OpenHarmony-1-0.md

-# OpenHarmony 1.0 \(2019-09-10\)<a name="EN-US_TOPIC_0000001079132978"></a>
+# OpenHarmony 1.0 \(2020-09-10\)<a name="EN-US_TOPIC_0000001079132978"></a>
 
 OpenHarmony 1.0 is the initial release for this product.
 

en/release-notes/OpenHarmony-Release-Notes.md

 # OpenHarmony Release Notes
 
--   [OpenHarmony 1.0.1 \(2021-03-15\)](openharmony-1-0-1.md)
--   [OpenHarmony 1.0 \(2019-09-10\)](openharmony-1-0.md)
+-   [OpenHarmony 1.0.1 \(2021-03-15\)](OpenHarmony-1-0-1.md)
+-   [OpenHarmony 1.0 \(2020-09-10\)](OpenHarmony-1-0.md)
 

zh-cn/release-notes/OpenHarmony-1-0.md

-# OpenHarmony 1.0（2019-09-10）<a name="ZH-CN_TOPIC_0000001079132978"></a>
+# OpenHarmony 1.0（2020-09-10）<a name="ZH-CN_TOPIC_0000001079132978"></a>
 
 首次发布OpenHarmony 1.0。
 

zh-cn/release-notes/OpenHarmony-Release-Notes.md

 # OpenHarmony Release Notes
 
 -   [OpenHarmony 1.0.1（2021-03-15）](OpenHarmony-1-0-1.md)
--   [OpenHarmony 1.0（2019-09-10）](OpenHarmony-1-0.md)
+-   [OpenHarmony 1.0（2020-09-10）](OpenHarmony-1-0.md)