Bump Ubuntu version to latest LTS

Author: mindflayer

.github/workflows/main.yml

@@ -19,7 +19,7 @@ concurrency:
 
 jobs:
   build:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     strategy:
       matrix:
         python-version: ['3.8', '3.9', '3.10', '3.11', '3.12', '3.13', 'pypy3.10']