Remove or combine duplicated information in CHANGELOG.md (#503)

Author: faisal

CHANGELOG.md

@@ -1,12 +1,9 @@
 # main [(unreleased)](https://github.com/whitesmith/rubycritic/compare/v4.9.1...main)
 
 * [CHANGE] Adds development dependency for gems removed from standard library in Ruby 3.5 -- ostruct, irb, rdoc (by [@faisal][])
-* [CHANGE] Add .solargraph.yml config file to enable Solargraph LSP use in editors such as BBedit (by [@faisal])
-* [CHANGE] Add ostruct and rdoc development dependencies, needed for Ruby 3.5 support (by [@faisal][])
-* [CHANGE] Add .solargraph.yml config file to enable Solargraph LSP use in editors such as BBedit (by [@faisal][])
-* [CHANGE] Drop support for Ruby 3.0.x (by [@faisal][])
 * [CHANGE] Bump aruba, fakefs, minitest, mocha, reek, rubocop dependencies (by [@faisal][])
-* [CHANGE] Drop support for Ruby 2.7.x (by [@faisal][])
+* [CHANGE] Add .solargraph.yml config file to enable Solargraph LSP use in editors such as BBedit (by [@faisal][])
+* [CHANGE] Drop support for Ruby 2.7.x, 3.0.x (by [@faisal][])
 
 # v4.9.1 / 2024-04-14 [(commits)](https://github.com/whitesmith/rubycritic/compare/v4.9.0...v4.9.1)