chore: bring changelog up to date

CHANGELOG.md

@@ -1,5 +1,55 @@
 # Changelog
 
+## Unreleased
+
+### Backward-incompatible changes
+
+* Drop support for Ruby 2.5 and 2.6 by @vsppedro. Ruby 2.7.x is the only version supported now. ([#76], [#77], [#78])
+* Drop support for Rails 4.2, 5.0, 5.1 and 5.2 by @vsppedro. Rails 6.0.x and Rails 6.1.x are the only versions supported now. ([#79], [#80], [#81], [#82])
+
+[#74]: https://github.com/thoughtbot/shoulda-context/pull/74
+[#76]: https://github.com/thoughtbot/shoulda-context/pull/76
+[#77]: https://github.com/thoughtbot/shoulda-context/pull/77
+[#78]: https://github.com/thoughtbot/shoulda-context/pull/78
+[#79]: https://github.com/thoughtbot/shoulda-context/pull/79
+[#80]: https://github.com/thoughtbot/shoulda-context/pull/80
+[#81]: https://github.com/thoughtbot/shoulda-context/pull/81
+[#82]: https://github.com/thoughtbot/shoulda-context/pull/82
+
+### Bug fixes
+
+* Fix broken thoughtbot logo on README.md by @sarahraqueld. ([#0551d18c92eebd94db70917d668202508b7d2268])
+* Use proper source location for should calls without a block by @segiddins. ([#92])
+* Fix the link to the gem on Rubygems in the README by @mcmire and @0xRichardH. ([#1098f5beb9b49a9d88434f6b3b6ccb58b2dfe93f])
+* Fix a method redefinition warning by @Earlopain. ([#94])
+
+[#0551d18c92eebd94db70917d668202508b7d2268]: https://github.com/thoughtbot/shoulda-context/commit/0551d18c92eebd94db70917d668202508b7d2268
+[#92]: https://github.com/thoughtbot/shoulda-context/commit/92
+[#94]: https://github.com/thoughtbot/shoulda-context/pull/94
+
+### Features
+
+* Add support for Rails 6.1 by @vsppedro. ([#84])
+
+[#84]: https://github.com/thoughtbot/shoulda-context/pull/84
+
+### Improvements
+
+* Update README for consistency across all shoulda-* gems by @mcmire. ([#5da1895f6c9917bc2aa0a248c209edb453a1340e])
+* Bump warnings_logger to 0.1.1 by @mcmire. ([#970d3d57a584ecb2652f0bc7188761024de16c52])
+* Add 'Getting started' section to the README by @mcmire. ([#52915f3a3cb36ae0494cfbacccc162b95932ca24])
+* Switch to Github Actions by @vsppedro. ([#74], [#83])
+* Do fewer intermediary allocations when calculating test methods by @segiddins. ([#89])
+* Call dynamic-readme reusable workflow by @stefannibrasil. ([#95])
+
+[#5da1895f6c9917bc2aa0a248c209edb453a1340e]: https://github.com/thoughtbot/shoulda-context/commit/5da1895f6c9917bc2aa0a248c209edb453a1340e
+[#970d3d57a584ecb2652f0bc7188761024de16c52]: https://github.com/thoughtbot/shoulda-context/commit/970d3d57a584ecb2652f0bc7188761024de16c52
+[#52915f3a3cb36ae0494cfbacccc162b95932ca24]: https://github.com/thoughtbot/shoulda-context/commit/52915f3a3cb36ae0494cfbacccc162b95932ca24
+[#1098f5beb9b49a9d88434f6b3b6ccb58b2dfe93f]: https://github.com/thoughtbot/shoulda-context/commit/1098f5beb9b49a9d88434f6b3b6ccb58b2dfe93f
+[#83]: https://github.com/thoughtbot/shoulda-context/pull/83
+[#89]: https://github.com/thoughtbot/shoulda-context/pull/89
+[#95]: https://github.com/thoughtbot/shoulda-context/pull/95
+
 ## 2.0.0 (2020-06-13)
 
 ### Backward-incompatible changes