chore(deps): update dependency ubuntu to v26

Author: renovate[bot]

.github/workflows/format.yml

@@ -12,7 +12,7 @@ concurrency:
 
 jobs:
     format:
-        runs-on: ubuntu-24.04
+        runs-on: ubuntu-26.04
         permissions:
             contents: write # Needed to push
             actions: write # Allow formatting actions too

.github/workflows/update.yml

@@ -31,7 +31,7 @@ env:
 jobs:
     update:
         name: Update
-        runs-on: ubuntu-24.04
+        runs-on: ubuntu-26.04
         permissions:
             id-token: write # Required for OIDC
             issues: write # Required to create an issue