ci: Narrow down CI hang - single worker, ubuntu 3.10 only, no playwright

Author: janbuchar

.github/workflows/_tests.yaml

@@ -16,9 +16,9 @@ jobs:
     uses: apify/workflows/.github/workflows/python_unit_tests.yaml@main
     secrets: inherit
     with:
-      python_versions: '["3.10", "3.11", "3.12", "3.13", "3.14"]'
-      operating_systems: '["ubuntu-latest", "windows-latest", "macos-latest"]'
-      python_version_for_codecov: "3.14"
-      operating_system_for_codecov: ubuntu-latest
-      tests_concurrency: "8"
-      run_tests_command: "uv run pytest --numprocesses=1 -m 'run_alone' --ignore=tests/unit/crawlers/_playwright --ignore=tests/unit/crawlers/_adaptive_playwright --ignore=tests/unit/browsers tests/unit && uv run pytest --numprocesses=${TESTS_CONCURRENCY:-auto} -m 'not run_alone' --ignore=tests/unit/crawlers/_playwright --ignore=tests/unit/crawlers/_adaptive_playwright --ignore=tests/unit/browsers tests/unit"
+      python_versions: '["3.10"]'
+      operating_systems: '["ubuntu-latest"]'
+      python_version_for_codecov: ""
+      operating_system_for_codecov: ""
+      tests_concurrency: "1"
+      run_tests_command: "uv run pytest --numprocesses=1 -m 'run_alone' --ignore=tests/unit/crawlers/_playwright --ignore=tests/unit/crawlers/_adaptive_playwright --ignore=tests/unit/browsers tests/unit && uv run pytest --numprocesses=1 -m 'not run_alone' --ignore=tests/unit/crawlers/_playwright --ignore=tests/unit/crawlers/_adaptive_playwright --ignore=tests/unit/browsers tests/unit"