Update CHANGELOG for release v3.8.3-patch.8 (#3520)

Co-authored-by: mo3et <34803812+mo3et@users.noreply.github.com>
Co-authored-by: chao <48119764+withchao@users.noreply.github.com>

CHANGELOG/CHANGELOG-3.8.md

@@ -1,3 +1,11 @@
+## [v3.8.3-patch.8](https://github.com/openimsdk/open-im-server/releases/tag/v3.8.3-patch.8) 	(2025-08-13)
+
+### Bug Fixes
+* fix: fix incorrect kicked logic and PCAndOther Login policy In v3.8.3-patch [#3511](https://github.com/openimsdk/open-im-server/pull/3511)
+* fix: solve batch incorrect error in Find DocIDs in v3.8.3-patch branch. [#3515](https://github.com/openimsdk/open-im-server/pull/3515)
+
+**Full Changelog**: [v3.8.3-patch.7...v3.8.3-patch.8](https://github.com/openimsdk/open-im-server/compare/v3.8.3-patch.7...v3.8.3-patch.8)
+
 ## [v3.8.3-patch.7](https://github.com/openimsdk/open-im-server/releases/tag/v3.8.3-patch.7) 	(2025-07-29)
 
 ### New Features
@@ -8,5 +16,4 @@
 * fix: import friends send notification in v3.8.3-patch [#3488](https://github.com/openimsdk/open-im-server/pull/3488)
 * fix: solve redis config db field in v3.8.3-patch [#3490](https://github.com/openimsdk/open-im-server/pull/3490)
 
-**Full Changelog**: [v3.8.3-patch.6...v3.8.3-patch.7](https://github.com/openimsdk/open-im-server/compare/v3.8.3-patch.6...v3.8.3-patch.7)
-
+**Full Changelog**: [v3.8.3-patch.6...v3.8.3-patch.7](https://github.com/openimsdk/open-im-server/compare/v3.8.3-patch.6...v3.8.3-patch.7)