chore(main): release 6.9.0 (#537)

Author: release-please[bot]

CHANGELOG.md

@@ -1,5 +1,12 @@
 # Changelog
 
+## [6.9.0](https://github.com/firebase/php-jwt/compare/v6.8.1...v6.9.0) (2023-10-04)
+
+
+### Features
+
+* add payload to jwt exception ([#521](https://github.com/firebase/php-jwt/issues/521)) ([175edf9](https://github.com/firebase/php-jwt/commit/175edf958bb61922ec135b2333acf5622f2238a2))
+
 ## [6.8.1](https://github.com/firebase/php-jwt/compare/v6.8.0...v6.8.1) (2023-07-14)