Update CI to ESPHome 2025.2

Author: hberntsen

.github/workflows/build-example.yml

@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 10
     container:
-      image: esphome/esphome:2024.12
+      image: esphome/esphome:2025.2
     steps:
       - name: Checkout
         uses: actions/checkout@v4