Update GCC13 runner os

Author: mborland

.github/workflows/ci.yml

@@ -80,7 +80,7 @@ jobs:
           - toolset: gcc-13
             cxxstd: "03,11,14,17,20,23"
             address_model: 32,64
-            os: ubuntu-22.04
+            os: ubuntu-24.04
             install:
               - g++-13-multilib
             cxxflags: -Wno-uninitialized