Update ghcr.io/hassio-addons/base Docker tag to v18.1.4

This reverts commit d8a04fedb8.

.github/workflows/python-app.yml

@@ -37,10 +37,10 @@ jobs:
     - uses: actions/checkout@v5
       with:
         fetch-depth: 0  # Shallow clones should be disabled for a better relevancy of analysis
-    - name: Set up Python 3.14
+    - name: Set up Python 3.13
       uses: actions/setup-python@v6
       with:
-        python-version: "3.14"
+        python-version: "3.13"
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip

CHANGELOG.md

@@ -7,7 +7,6 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [unreleased]
 
-- use python 3.14 in github action
 - Update ghcr.io/hassio-addons/base Docker tag to v18.1.4
 - Update dependency pytest-asyncio to v1.1.0
 - save task references, to avoid a task disappearing mid-execution