Merge pull request #171 from vrothberg/upgrade

update CI to 24.04 and newer go versions

Author: vrothberg

.github/workflows/test.yml

@@ -10,11 +10,11 @@ on:
 
 jobs:
   test:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     strategy:
       fail-fast: false
       matrix:
-        go-version: [1.20.x, 1.21.x]
+        go-version: [1.23.x, 1.24.x]
         race: ["-race", ""]
 
     steps: