Update README and CHANGELOG

CHANGELOG.md

@@ -3,6 +3,7 @@
 ## Next release
 
 - [Remove rest-client dependency in the gemspec and default to faraday](https://github.com/jeremytregunna/ruby-trello/pull/308)
+- [Drop support for Ruby < 2.7 and Rails < 6](https://github.com/jeremytregunna/ruby-trello/pull/310)
 
 ## v3.2.0
 

README.md

@@ -15,22 +15,17 @@ to, please just [create an issue](https://github.com/jeremytregunna/ruby-trello/
 
 ## Requirements
 
-| Ruby  \  ActiveModel | 4.2 | 5.2 | 6.0 | 6.1 | 7.0 |
-| ---- | ---- | ---- | ---- | ---- | ---- |
-| 2.5 | ✅ | ✅ | ✅ | ✅ | ❌ |
-| 2.6 | ✅ | ✅ | ✅ | ✅ | ❌ |
-| 2.7 | ❌ | ✅ | ✅ | ✅ | ✅ |
-| 3.0 | ❌ | ❌ | ✅ | ✅ | ✅ |
-| 3.1 | ❌ | ❌ | ✅ | ✅ | ✅ |
-| jRuby 9.3 | ✅ | ✅ | ✅ | ✅ | ❌ |
-
-Use the newest version for Ruby 2.5.0 or newer support.
-
-Use version 2.2.1 or earlier for Ruby 2.1 ~ 2.4 support.
-
-Use version 1.3.0 or earlier for Ruby 1.9.3 support.
-
-Use version 1.4.x or earlier for Ruby 2.0.0 support.
+| Ruby  \  ActiveModel | 6.0 | 6.1 | 7.0 |
+| ---- | ---- | ---- | ---- |
+| 2.7 | ✅ | ✅ | ✅ |
+| 3.0 | ✅ | ✅ | ✅ |
+| 3.1 | ✅ | ✅ | ✅ |
+
+- Use the newest version for Ruby 2.7.0 or newer support.
+- Use version 3.2.0 or earlier for Ruby 2.5 ~ 2.6 support.
+- Use version 2.2.1 or earlier for Ruby 2.1 ~ 2.4 support.
+- Use version 1.3.0 or earlier for Ruby 1.9.3 support.
+- Use version 1.4.x or earlier for Ruby 2.0.0 support.
 
 ## Installation