Add Privacy Policy links to README Releases section

Author: yawnoc

README.md

@@ -36,6 +36,9 @@ Uses [Conway Stroke Data].
 [f-droid]: https://f-droid.org/en/packages/io.github.yawnoc.strokeinput/
 [google-play]: https://play.google.com/store/apps/details?id=io.github.yawnoc.strokeinput
 
+- [English version of Privacy Policy](PRIVACY.md#privacy-policy)
+- [私隱政策中文版](PRIVACY-zh.md#私隱政策)
+
 
 ## License