Remove redundant test cases from CI workflow for improved efficiency

Author: khavnekar-y

.github/workflows/snowpark-ci-cd.yml

@@ -27,10 +27,7 @@ jobs:
           pytest tests/test_volatility_co2ppm.py
           pytest tests/test_daily_co2_changes.py
           pytest tests/test_weekly_co2_changes.py
-          pytest tests/test_loading_co2_data_sp.py
-          pytest tests/test_co2_harmonized_sp.py
-          pytest tests/test_co2_analytical_sp.py
-
+          
   deploy:
     needs: test
     if: success() && (github.event_name != 'pull_request')