update Changelog

doc/ChangeLog

@@ -110,8 +110,10 @@ appropriate machine below.  All failed tests must be justified.
 derecho/intel/aux_cam:
 
 izumi/nag/aux_cam:
+  FAIL DAE.f45_f45_mg37.FHS94.izumi_nag.cam-dae
+ - pre-existing failure - issue #670
 
-izumi/gnu/aux_cam:
+izumi/gnu/aux_cam: PASS
 
 CAM tag used for the baseline comparison tests if different than previous
 tag:
@@ -120,24 +122,6 @@ Summarize any changes to answers, i.e.,
 - what code configurations:
 - what platforms/compilers:
 
-- nature of change (roundoff; larger than roundoff but same climate; new
-  climate):
-
-If bitwise differences were observed, how did you show they were no worse
-than roundoff?
-
-If this tag changes climate describe the run(s) done to evaluate the new
-climate in enough detail that it(they) could be reproduced, i.e.,
-- source tag (all code used must be in the repository):
-- platform/compilers:
-- configure commandline:
-- build-namelist command (or complete namelist):
-- MSS location of output:
-
-MSS location of control simulations used to validate new climate:
-
-URL for AMWG diagnostics output used to validate new climate:
-
 ===============================================================
 
 Tag name: cam6_4_027