update tests

tests/test_svinsight.py

@@ -162,7 +162,7 @@ def test_multiple_county_project(project, boundary, year, overwrite=False):
 config='config'
 
 @pytest.mark.parametrize("boundary, year", [(b, y) for b in boundaries for y in years])
-def test_multiple_states_project(project, boundary, year, overwrite=True):
+def test_multiple_states_project(project, boundary, year, overwrite=False):
     """test creating and running a multiple states project for different years and boundaries"""
     run_svi_workflow(project, boundary, year, overwrite=overwrite)
 ##############################################################################################