Drop test on Ruby 2.4

Trung Lê · Trung Lê · commit d6219df22f98 · 2020-04-14T22:38:43.000+10:00
diff --git a/.travis.yml b/.travis.yml
@@ -2,8 +2,8 @@ dist: xenial
 compiler: clang
 language: ruby
 rvm:
+  - 2.6
   - 2.5
-  - 2.4
   - rubinius-3
 matrix:
   include:
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -2,6 +2,7 @@
 
 * Update upstream v8 version to 7.3.495.0
 * Enable I18n support in V8
+* Drop support for Ruby 2.4 (EOL)
 
 ### v7.3.492.27.0, v7.3.492.27.1 - 2019-04-24
 
