minor KnpLabs#957 Cleanup 3.0.0 changelog (acrobat)

This PR was merged into the 3.0.x-dev branch.

Discussion
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Commits
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0e05e6f Cleanup 3.0.0 changelog

Author: acrobat

CHANGELOG-3.X.md

@@ -7,17 +7,11 @@
 - Switch to PSR-17 and remove deprecated code ([GrahamCampbell](https://github.com/GrahamCampbell)) [#888](https://github.com/KnpLabs/php-github-api/issues/888)
 - Allow PHP8 ([acrobat](https://github.com/acrobat)) [#934](https://github.com/KnpLabs/php-github-api/issues/934)
 - [3.x] Make PHP 7.2.5 the minimum version ([GrahamCampbell](https://github.com/GrahamCampbell)) [#942](https://github.com/KnpLabs/php-github-api/issues/942)
-- [3.x] Re-worked pagination to not mutate the api classes ([GrahamCampbell](https://github.com/GrahamCampbell)) [#907](https://github.com/KnpLabs/php-github-api/issues/907)
+- [3.x] Re-worked pagination to not mutate the api classes ([GrahamCampbell](https://github.com/GrahamCampbell)) [#907](https://github.com/KnpLabs/php-github-api/issues/907) & ([acrobat](https://github.com/acrobat)) [#956](https://github.com/KnpLabs/php-github-api/issues/956)
 - Prepare 3.0 release and remove remaining deprecated code ([acrobat](https://github.com/acrobat)) [#948](https://github.com/KnpLabs/php-github-api/issues/948)
 
 ### Changed
 - Remove BC check on 3.x ([GrahamCampbell](https://github.com/GrahamCampbell)) [#900](https://github.com/KnpLabs/php-github-api/issues/900)
-- Fixed 2.x -> master merge ([GrahamCampbell](https://github.com/GrahamCampbell)) [#901](https://github.com/KnpLabs/php-github-api/issues/901)
 - [3.x] Fix the HTTP methods client ([GrahamCampbell](https://github.com/GrahamCampbell)) [#910](https://github.com/KnpLabs/php-github-api/issues/910)
 - fix typo ([michielkempen](https://github.com/michielkempen)) [#920](https://github.com/KnpLabs/php-github-api/issues/920)
-- [3.x] Fixed bad merge ([GrahamCampbell](https://github.com/GrahamCampbell)) [#950](https://github.com/KnpLabs/php-github-api/issues/950)
 - [3.x] Added some additional scalar types and return types ([GrahamCampbell](https://github.com/GrahamCampbell)) [#949](https://github.com/KnpLabs/php-github-api/issues/949)
-
-### Fixed
-- [3.x] Use RFC3986 for building URI query strings ([GrahamCampbell](https://github.com/GrahamCampbell)) [#906](https://github.com/KnpLabs/php-github-api/issues/906)
-- Fixed issues with ResultPager and various github responses ([acrobat](https://github.com/acrobat)) [#956](https://github.com/KnpLabs/php-github-api/issues/956)