CI: use xdist for car model tests (#29514)

* bump panda

* try multithreaded for car models

* need pytest-cov

* upgraded to poetry 1.5.1 and regenerated
old-commit-hash: 3492e80d19a4395d9481076c916f9ab96a8fb004

.github/workflows/selfdrive_tests.yaml

@@ -383,8 +383,7 @@ jobs:
     - name: Test car models
       timeout-minutes: 25
       run: |
-        ${{ env.RUN }} "coverage run -m pytest selfdrive/car/tests/test_models.py && \
-                        coverage xml && \
+        ${{ env.RUN }} "pytest --cov --cov-report=xml -n auto --dist=loadscope selfdrive/car/tests/test_models.py && \
                         chmod -R 777 /tmp/comma_download_cache"
       env:
         NUM_JOBS: 5

poetry.lock

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:7616cdd0f1b405b1e867be8c62059002a1e6c7489ef213bf2b5673981614d58b
-size 369979
+oid sha256:84f8705c459327c978b80ba946251e21c9f93076a3bebb5c823dbbf2defbcef7
+size 370448

pyproject.toml

@@ -119,6 +119,7 @@ pycurl = "*"
 pygame = "*"
 pyprof2calltree = "*"
 pytest = "*"
+pytest-cov = "*"
 pytest-xdist = "*"
 scipy = "*"
 sphinx = "*"