feat: run pytest on ubuntu 22.04 and 24.04

Author: Psycojoker

.github/workflows/pytest.yml

@@ -17,9 +17,8 @@ jobs:
       fail-fast: false
       matrix:
         python-version: [ "3.9", "3.10", "3.11", "3.12" ]
-        # An issue with secp256k1 prevents Python 3.12 from working
-        # See https://github.com/baking-bad/pytezos/issues/370
-    runs-on: ubuntu-22.04
+        os: [ubuntu-22.04, ubuntu-24.04]
+    runs-on: ${{ matrix.os }}
 
     steps:
       - uses: actions/checkout@v4