Drop end-of-life Ruby 2.5 from testing matrix

This was EOLed over a year ago and doing a `bundle install` with the current set of packages gives > minitest-5.16.3 requires ruby version < 4.0, >= 2.6, which is > incompatible with the current version
reactjs · Sep 12, 2022 · 3f0f44a · 3f0f44a
1 parent 89e5b25
commit 3f0f44a
Showing 1 changed file with 0 additions and 1 deletion.
diff --git a/.github/workflows/ruby.yml b/.github/workflows/ruby.yml
@@ -15,7 +15,6 @@ jobs:
         ruby:
           - 2.7.0
           - 2.6.5
-          - 2.5.7
           - jruby-9.1.17.0
         gemfile:
           # These have webpacker: