Merge tag 'ctsm5.4.011' into merge-master-20260123

Merge b4b-dev to master

- Change some _U and _R history fields to be on by default PR ESCOMP#3667 by Keith Oleson
- Update to cime version that fixes the check_input_data --download issue PR ESCOMP#3647 by Erik Kluzek; ESCOMP#3647 updated to cime6.1.145, while updating b4b-dev to master in this PR gets us to cime6.1.146.
- Initial fixes to generate_gdd20_baseline PR ESCOMP#3543
- Decomp mod unittest PR ESCOMP#3699

Author: slevis-lmwg

.gitmodules

@@ -76,7 +76,7 @@ fxDONOTUSEurl = https://github.com/ESMCI/ccs_config_cesm.git
 [submodule "cime"]
 path = cime
 url = https://github.com/ESMCI/cime
-fxtag = cime6.1.145
+fxtag = cime6.1.146
 fxrequired = ToplevelRequired
 # Standard Fork to compare to with "git fleximod test" to ensure personal forks aren't committed
 fxDONOTUSEurl = https://github.com/ESMCI/cime

bld/namelist_files/namelist_defaults_ctsm.xml

@@ -622,7 +622,7 @@ attributes from the config_cache.xml file (with keys converted to upper-case).
 <!-- The default filenames are given relative to the root directory
      for the CLM2 data in the CESM distribution -->
 <!-- Plant function types (relative to {csmdata}) -->
-<paramfile phys="clm6_0" >lnd/clm2/paramdata/ctsm60_params.c251211.nc</paramfile>
+<paramfile phys="clm6_0" >lnd/clm2/paramdata/ctsm60_params.c260108.nc</paramfile>
 <paramfile phys="clm5_0" >lnd/clm2/paramdata/clm50_params.c250311.nc</paramfile>
 <paramfile phys="clm4_5" >lnd/clm2/paramdata/clm45_params.c250311.nc</paramfile>
 

cime

@@ -146,12 +146,9 @@ Changes answers relative to baseline:
    only by roundoff level (because order of operation changes for example). Roundoff
    changes to state fields usually grow to greater than roundoff as the simulation progresses.
 
-   If this tag changes climate describe the run(s) done to evaluate the new
-   climate (put details of the simulations in the experiment database)
-       - casename:
-
-   URL for LMWG diagnostics output used to validate new climate:
-
+   If this tag changes climate list the run(s) done to evaluate the new
+   climate (from https://github.com/NCAR/LMWG_dev)
+       - issue number(s):
 
 Other details
 -------------