[upd] upgrade: github actions / to ubuntu: 24.04 / to nvm: node 20.15

- ubuntu-20.04 --> ubuntu-24.04

Signed-off-by: Markus Heiser <markus.heiser@darmarit.de>

.github/workflows/translations-update.yml

@@ -7,7 +7,7 @@ on:  # yamllint disable-line rule:truthy
 jobs:
   babel:
     name: "create PR for additions from weblate"
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-24.04
     if: ${{ github.repository_owner == 'searxng' && github.ref == 'refs/heads/master' }}
     steps:
       - name: Checkout
@@ -28,7 +28,7 @@ jobs:
             ./local
             ./.nvm
             ./node_modules
-          key: python-ubuntu-20.04-3.12-${{ hashFiles('requirements*.txt', 'setup.py','.nvmrc', 'package.json') }}
+          key: python-ubuntu-24.04-3.12-${{ hashFiles('requirements*.txt', 'setup.py','.nvmrc', 'package.json') }}
       - name: weblate & git setup
         env:
           WEBLATE_CONFIG: ${{ secrets.WEBLATE_CONFIG }}