Fix CI: deprecated event_loop fixture (#464)

* Use exact Python versions in CI

* Remove deprecated `event_loop` fixture

* Use `get_event_loop`

* Pin pytest-asyncio to a supported version

* Revert "Remove deprecated `event_loop` fixture"

This reverts commit 8eb65ca.

Author: puddly

.github/workflows/ci.yml

@@ -12,7 +12,7 @@ jobs:
     with:
       CODE_FOLDER: zha
       CACHE_VERSION: 2
-      PYTHON_VERSION_DEFAULT: 3.12
+      PYTHON_VERSION_DEFAULT: "3.12.10"
       PRE_COMMIT_CACHE_PATH: ~/.cache/pre-commit
       MINIMUM_COVERAGE_PERCENTAGE: 95
       PYTHON_MATRIX: '"3.12.10", "3.13.3"'

.github/workflows/publish-to-pypi.yml

@@ -9,6 +9,6 @@ jobs:
   shared-build-and-publish:
     uses: zigpy/workflows/.github/workflows/publish-to-pypi.yml@main
     with:
-      PYTHON_VERSION_DEFAULT: 3.12
+      PYTHON_VERSION_DEFAULT: "3.12.10"
     secrets:
       PYPI_TOKEN: ${{ secrets.PYPI_TOKEN }}

requirements_test.txt

@@ -6,7 +6,7 @@ pre-commit
 pytest-cov
 pytest-sugar
 pytest-timeout
-pytest-asyncio
+pytest-asyncio<1.0
 pytest-xdist
 pytest
 zigpy>=0.65.2