Merge pull request #863 from varvet/kbs/fix-build-pipeline

Update build matrix for Ruby 3.4/3.1(EOL)

Author: Burgestrand

.github/workflows/main.yml

@@ -25,9 +25,9 @@ jobs:
       fail-fast: false
       matrix:
         ruby-version:
-          - "3.1"
           - "3.2"
           - "3.3"
+          - "3.4"
           - "jruby-9.3.15"
           - "jruby"
         include: # HEAD-versions