Fix module DA names in tests

tests/test_calcat_interface2.py

@@ -67,7 +67,7 @@ def test_DSSC_modules_missing():
     )
     # DSSC was used with only 3 quadrants at this point
     modnos = list(range(4)) + list(range(8, 16))
-    assert dssc_cd.aggregator_names == ['DSSC{m:02}' for m in modnos]
+    assert dssc_cd.aggregator_names == [f'DSSC{m:02}' for m in modnos]
     assert dssc_cd.module_nums == modnos
     assert dssc_cd.qm_names == [
         f"Q{(m // 4) + 1}M{(m % 4) + 1}" for m in modnos