Update pr-build.yml

[github-actions[bot]]

☂️ Python Coverage

current status: ✅

Overall Coverage

Lines	Covered	Coverage	Threshold	Status
435	226	52%	0%	🟢

New Files

No new covered files...

Modified Files

File	Coverage	Status
air-quality-backend/tests/api_tests/test_main.py	100%	🟢
air-quality-backend/tests/etl_tests/test_util.py	0%	🟢
TOTAL	50%	🟢

updated for commit: 0bcc80d by action🐍