ci: pin Ubuntu runners to ubuntu-24.04

ubuntu-latest will move to 26.04. The Android lane (NDK builds, KVM emulator)
runs there, so that move would change every recipe's CI at once and look like
recipe breakage. Pin it, like macOS is pinned to macos-26, and bump on purpose.

Author: ndonkoHenri

.github/workflows/build-wheels-version.yml

@@ -133,7 +133,7 @@ permissions:
 
 jobs:
   setup:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     outputs:
       matrix: ${{ steps.set-matrix.outputs.matrix }}
       has_jobs: ${{ steps.set-matrix.outputs.has_jobs }}
@@ -180,7 +180,7 @@ jobs:
             for pkg in $build_packages; do
               pkg_name="${pkg%%:*}"
               if [[ "$arch" == "android" ]]; then
-                runner="ubuntu-latest"
+                runner="ubuntu-24.04"
                 platform="android"
                 rust_targets="aarch64-linux-android,arm-linux-androideabi,x86_64-linux-android"
               else

.github/workflows/build-wheels.yml

@@ -111,7 +111,7 @@ permissions:
 
 jobs:
   detect:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     outputs:
       pythons_json: ${{ steps.detect-pythons.outputs.pythons_json }}
       canonical_python: ${{ steps.detect-pythons.outputs.canonical_python }}

.github/workflows/zizmor.yml

@@ -9,7 +9,7 @@ permissions: {}
 jobs:
   zizmor:
     name: Run zizmor
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     permissions:
       security-events: write
       contents: read