Update mise-action version in CI workflow

Author: sirius

.github/workflows/tests.yml

@@ -22,7 +22,7 @@ jobs:
       - name: "mise - install tools"
         uses: jdx/mise-action@146a28175021df8ca24f8ee1828cc2a60f980bd5 # v3.5.1
         with:
-          version: 2025.8.7
+          version: 2025.12.11
           install: true # run mise install
           cache: true