chore: 16.8.3 changelog

Author: haoqunjiang

Diff for: CHANGELOG.md

@@ -1,3 +1,12 @@
+## [16.8.3](https://github.com/vuejs/vue-loader/compare/v16.8.2...v16.8.3) (2021-11-04)
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+### Bug Fixes
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+* HMR not working correctly with vue-class-component components ([#1897](https://github.com/vuejs/vue-loader/issues/1897)) ([76b1448](https://github.com/vuejs/vue-loader/commit/76b1448eb227c42e1791a691a86782b7a8cacfc0))
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 ## [16.8.2](https://github.com/vuejs/vue-loader/compare/v16.8.1...v16.8.2) (2021-10-26)