dont check first line of test log output

Author: alphasentaurii

test/core/test_rmap.py

@@ -449,9 +449,7 @@ def test_validate_mapping_ambiguous_roman(roman_serverless_state, roman_data, ca
     with caplog.at_level(logging.INFO, logger="CRDS"):
         r.validate_mapping()
         out = caplog.text
-    expected = """Match('ROMAN.META.INSTRUMENT.DETECTOR', 'ROMAN.META.INSTRUMENT.OPTICAL_ELEMENT') : ('WFI01', 'F158') :
-----------------------------------------
-Match case
+    expected = """Match case
 ('WFI01', 'F158') : UseAfter({
     '2020-01-01 00:00:00' : roman_wfi_flat_0002.asdf
 is an equal weight special case of